The passage of time within the Hidden Leaf Village was marked not by grand declarations, but by the gradual, steady shifting of its foundations.
The Konoha Civilian Academy, once a mere blueprint, now stood as a massive, functioning pillar of the eastern sector. Its courtyards were filled with ordinary citizens mastering agriculture, metallurgy, and medicine.
Within its halls, the tireless, ink-forged constructs crafted by Nanami Kento stood before chalkboards, flawlessly reciting volumes of historical texts, architectural formulas, and medical theories to rooms of eager students.
The veterans walked alongside these ink-creations, guiding the hands of the youth and ensuring their practical skills met the harsh, necessary standards of reality. The village was no longer just a military encampment; it was a self-sustaining nation.
But today, the focus of the village was entirely centered on its traditional, martial roots.
The morning air was crisp and cool as Nanami Kento stepped out of his home, the heavy wooden gate of his compound sliding shut behind him. He wore his standard dark trousers and a high-collared blue shirt.
Walking beside him was Tsunade. Her blonde hair was tied back in a loose, comfortable braid, her golden eyes bright with a mixture of fierce pride and hidden maternal anxiety. At seven months pregnant with their second child, her usually swift, predatory stride had softened into a careful, measured pace. She wore a simple, flowing grey maternity tunic over her dark trousers. Nanami walked close to her side, his hand resting lightly against the small of her back, a silent, constant anchor of support.
Walking slightly ahead of them, his small hands gripping the straps of his new, standard-issue backpack, was their son.
Akira Nanami was six years old. He possessed the striking sea-green eyes of his father and the unruly, sandy blonde hair that refused to be tamed by any comb. Today was his first day at the Konoha Ninja Academy.
"Remember, Akira," Tsunade instructed, her voice firm but laced with undeniable warmth, her free hand resting protectively over the pronounced swell of her stomach. "If the instructors ask you to demonstrate your striking force, do not channel your chakra into the impact the way we practice in the courtyard. The training logs at the Academy are standard timber. If you strike them with full reinforcement, you will shatter the supports and injure the students standing behind them."
"I know, Kaa-san," Akira nodded, looking back over his shoulder with a bright, eager smile. "I will not use chakra. Tou-san said breaking village property on the first day is a poor method of establishing trust with the teachers."
"A shinobi must temper their strength to suit their surroundings," Nanami agreed, his free hand resting casually in his pocket as he walked. "Save the heavy strikes for the actual training grounds."
They turned a corner onto the main thoroughfare leading toward the base of the Hokage Monument. The street was crowded with families escorting their children to the enrollment ceremony.
As they walked, Nanami spotted a familiar head of sharp, silver-white hair moving through the crowd.
Sakumo Hatake, the White Fang of Konoha, was walking alongside a small boy. The boy, Kakashi, carried himself with a quiet, intense discipline that mirrored his father's perfectly.
However, the lower half of Kakashi's face was completely obscured by a dark cloth mask, pulled up tight over his nose.
Nanami raised a hand in greeting as they intercepted their path.
"Good morning, Sakumo," Nanami called out. "Escorting the next generation to the academy?"
Sakumo stopped, offering a respectful bow. "Good morning, Nanami. Tsunade. Congratulations on the impending arrival, by the way. Yes, today marks the beginning of his formal instruction."
Nanami looked down at the silver-haired boy. Akira immediately stepped forward, grinning brightly at his long-time playmate, while Kakashi simply offered a slight, acknowledging nod, his hands tucked into his pockets.
"Kakashi," Nanami observed, gesturing mildly toward the boy's covered face. "Is the cloth a medical requirement? Did you encounter a poisonous plant during your conditioning in the woods, or develop a sudden rash?"
Sakumo let out a long, heavy sigh, rubbing the back of his neck. His usually stoic demeanor cracked into the weary frustration of a parent. "I have instructed him to remove it for the official registration portraits, but he is stubborn."
Nanami tilted his head, looking directly into Kakashi's dark, serious eyes.
"You are hindering your future prospects, Kakashi," Nanami advised, his tone entirely casual. "A shinobi must operate in shadows, yes, but a bare face builds trust with clients and comrades alike. Furthermore, hiding your features will severely limit your ability to make an impression on the young kunoichi in your class."
Tsunade rolled her eyes, leaning lightly against Nanami. "Do not teach the boy terrible habits, Kento."
Kakashi did not look embarrassed. He looked up at Nanami, his posture rigid and uncompromising.
"A shinobi's facial muscles betray their intent before a strike is thrown, Nanami-sama," Kakashi answered, his young voice muffled slightly by the dark fabric but perfectly articulate. "By obscuring the lower half of my face, I deny an opponent the ability to read my breathing rhythms. It is the safest choice for combat readiness."
Nanami held the boy's gaze for a long moment. He recognized the absolute, unyielding logic. The child was six years old, yet he was already justifying his eccentricities with cold, flawless tactical reasoning suitable for an ANBU assassin.
"A sound deduction," Nanami conceded with a faint, approving nod. "Keep the mask."
Before they could continue their walk, a loud, booming voice echoed down the street, accompanied by the bizarre, rhythmic slapping of palms against the cobblestones.
"THE DAWN OF YOUTH HAS ARRIVED!"
The crowd parted hastily. Moving rapidly down the street were two figures, both clad in identical, striking green jumpsuits. They were not walking on their feet.
Might Duy and his son, Guy, were traversing the main thoroughfare entirely on their hands, their legs perfectly straight in the air. Sweat poured down their faces, their thick eyebrows furrowed in intense concentration, but their smiles were wide and completely genuine.
"Good morning, Kento! Sakumo! Tsunade!" Duy roared, not breaking his handstand stride as he approached them. "What a glorious morning to test the limits of our upper body strength before the academic trials begin!"
"Good morning, Nanami-sama! Sakumo-sama!" Guy echoed loudly from the ground level, his face red with exertion as he matched his father's pace perfectly. Guy grinned wildly at his peers. "Akira! Kakashi! We shall race to the gates upon our hands! The loser must perform five hundred squats before the bell rings!"
Akira's eyes lit up instantly. He dropped his bag to the ground and placed his hands on the dirt.
Tsunade stepped forward with surprising swiftness for a woman heavily pregnant, placing a firm hand gently over Akira's shoulder to anchor him.
"You will walk on your feet, Akira," Tsunade instructed smoothly. "Arriving at the opening ceremony covered in dust and dripping with sweat presents a disorganized image. Discipline requires knowing when to conserve your energy."
Akira pouted slightly, lowering his hands, but picked his bag back up. "Yes, Kaa-san."
Kakashi simply stared at Guy, utterly bewildered by the sheer volume of the green-clad boy, before shaking his head and continuing to walk on his feet.
They walked the remaining distance to the Academy gates as a unified group. The courtyard was loud, filled with tearful parents and nervous children.
Nanami did not linger. He placed a hand on Akira's shoulder, offering a final, grounding squeeze.
"Listen to the instructors. Observe your surroundings. Protect your comrades," Nanami said softly.
"I will, Tou-san," Akira promised, his sea-green eyes shining with determination. He turned and joined Kakashi and Guy as they filed into the massive wooden building.
Tsunade watched him go, resting a hand instinctively over her stomach, a fierce, protective pride radiating from her posture. She turned to the other adults.
"I must report to the hospital," Tsunade announced, adjusting her maternity tunic.
Sakumo adjusted his blade. "I am required at the ANBU headquarters. We are rotating the border patrol schedules today."
"And I shall proceed to the training grounds!" Duy wept openly, clenching his fists. "My son is forging his path! I must push my own limits to ensure I remain a beacon of youth for him to follow!"
The group fractured, each returning to the heavy burdens that maintained the peace of the village.
Nanami turned away from the Academy, his path leading back to the quiet sanctuary of the Senju compound. The morning air was still cool as he entered the main gates, exchanging a brief nod with the perimeter guards.
He did not walk to the main house. He bypassed the gardens and descended the stone steps into the deep, subterranean level that served as his primary workspace.
The heavy iron door unlocked at his touch. He stepped into the room, the glow-moss lamps flickering to life, illuminating the vast array of scrolls, ink pots, and sealing instruments scattered across the heavy wooden tables.
Nanami walked to the center table.
Resting upon the polished wood was a single, massive scroll. The parchment was not standard white; it was a deep, immaculate black, crafted from the fibrous bark of the ancient trees in the Shikkotsu Forest. The edges of the paper were bound in heavy iron clasps.
This was a project that had consumed his mind for a year.
Nanami unrolled the black parchment.
The surface of the scroll was entirely covered in microscopic, glowing white sealing script. The geometric patterns were so dense, so intricately overlapping, that looking at them for too long induced a feeling of vertigo. It was a masterpiece of spatial and spiritual manipulation.
He leaned over the desk. The casual, relaxed demeanor vanished instantly, replaced by the absolute, terrifying focus of a master architect finalizing his greatest structure.
For two unbroken hours, the only sound in the underground chamber was the sharp, rhythmic scratching of the bone brush against the heavy parchment. Nanami did not blink. He did not alter his breathing. He guided the white ink into the absolute center of the massive array, weaving the final, critical conditional sealing triggers that tied the entire formula together.
Nanami finished the final stroke. He lifted the brush.
The entire black scroll flared with a blinding, brilliant white light. The microscopic text shifted, the ink sinking deep into the fibers of the paper, locking the complex matrix into a permanent, stable state. The light faded, leaving the scroll looking completely inert, save for a faint, unnatural coldness radiating from the parchment.
"Completed," Nanami whispered, setting the brush down.
He rolled the heavy scroll shut, securing the iron clasp.
Nanami tucked the heavy scroll into the deep pocket of his dark jacket. He turned off the glow-moss lamps and ascended the stairs, emerging back into the mid-morning sunlight.
He walked toward the main house of the Senju compound.
Inside the living room, Daichi and Kaede Senju were seated at the low table, drinking tea.
"Kento-kun," Kaede smiled warmly as he entered. "Have you finished your work in the dark?"
"I have finalized the structure of my current endeavor, Kaede-sama," Nanami replied, offering a polite bow. "I am seeking Nawaki. Is he within the compound walls today?"
Daichi set his cup down, letting out a loud, booming laugh. "Nawaki? In the house? Not a chance. The boy is practically living in the dirt these days. He is determined to master that spiraling chakra sphere you taught him. He has been out since dawn."
"Do you know his specific location?" Nanami asked.
"Training Ground 44," Kaede answered, her brow furrowing slightly with maternal concern. "The Forest of Death. I told him it was an unnecessarily dangerous location for solitary practice, but he insists the dense trees provide better targets."
"He is an Elite Chunin, Kaede-sama," Nanami reassured her smoothly. "His chakra reserves are vast, and his survival instincts are sharp. He requires the isolation to focus. I will retrieve him."
Nanami bowed again and departed the house.
He moved through the village rapidly, his boots making no sound against the rooftops as he headed toward the ominous, fenced-in perimeter of Training Ground 44. The Forest of Death was a sprawling, untamed wilderness of massive, ancient trees, poisonous flora, and aggressive wildlife.
Nanami slipped through the heavy iron gates, ignoring the warning signs.
He extended his sensory perception, pushing past the ambient, chaotic natural energy of the massive trees. He isolated a specific, heavy chakra signature violently churning a few miles deep into the sector.
Nanami approached silently.
In a wide, muddy clearing surrounded by shattered timber, Nawaki Senju stood panting. He had grown into a tall, broad-shouldered young man, wearing the standard Konoha flak jacket. His brown hair was plastered to his forehead with sweat, and a wide, boisterous grin stretched across his face despite his obvious, heavy exhaustion.
Nawaki stood before a massive, scarred oak tree. He held his right hand out.
A sphere of pure, blue chakra roared to life in his palm. The Rasengan. It was perfectly stable, spinning with a chaotic, screeching intensity. He had mastered the pinnacle of shape manipulation flawlessly.
But Nawaki was not satisfied.
He gritted his teeth, his grin twisting into a mask of intense concentration. He attempted to force his secondary affinity—Water—into the spinning blue sphere.
The moment the heavy, conflicting elemental chakra touched the violently rotating Rasengan, the stability failed.
The sphere shrieked, warping out of shape. The chakra expanded uncontrollably.
"Ah, missed it again!" Nawaki laughed loudly, realizing the collapse.
He threw the destabilized sphere away from his body. It struck the ground ten paces away, exploding in a chaotic, jagged burst of raw force that kicked up a massive cloud of mud and splinters, lacking any of the focused destructive power of the true technique.
Nawaki dropped to his knees, clutching his wrist, his chest heaving as he gasped for air.
"The integration of elemental nature into a sphere of maximum shape rotation requires a level of control that sheer enthusiasm cannot achieve," a calm voice noted from the edge of the clearing.
Nawaki jumped, spinning around before recognizing the dark-clad figure stepping out from the shadows of the trees.
"Kento-niichan!" Nawaki beamed, dropping his hand and wiping the mud from his face with the back of his sleeve. His personality was a perfect mirror of his legendary grandfather, Hashirama—loud, good-hearted, and fiercely eager. "You move too quietly. I didn't sense you at all."
"If you sensed me, my stealth would be flawed," Nanami walked into the clearing, looking at the blasted earth. "You are attempting to combine the Rasengan with your elemental affinities."
"I have to try!" Nawaki said, standing up and crossing his arms defensively, though his smile remained. "I mastered the base form. But it's not enough. Tsunade-neechan can shatter mountains. If I want to be Hokage, I need a signature technique that proves my strength. Every time I try to inject the elements into the sphere, the rotation grinds to a halt and tears the jutsu apart."
Nanami explained, pulling the heavy black scroll from his jacket. "Combining shape and Nature requires an absolute understanding of friction and density."
Nanami held the scroll out.
"Come here, Nawaki."
Nawaki walked over, eyeing the dark parchment with curiosity. "What is that? A new sealing array for containment?"
"It is a tool," Nanami said, his voice entirely devoid of inflection. "I require a field test. Place your hand upon the iron clasp. Channel a pulse of your chakra directly into the center of the binding seal."
Nawaki frowned slightly. "You aren't going to tell me what it does?"
"Knowing the purpose beforehand clouds the mind's natural reaction," Nanami stated flatly. "Just feed it."
Nawaki shrugged, his wide grin returning. "Haha! Sure thing, Kento-niichan. If you say so!"
He trusted his brother-in-law completely. The man had taught him his most powerful technique. If Kento asked him to push chakra into a scroll, he would do it without hesitation.
Nawaki placed his palm flat against the iron clasp. He closed his eyes and pushed a massive surge of his dense, Senju chakra into the metal.
The white script covering the black scroll flashed blindingly bright.
Nawaki's eyes snapped open. A sharp, sudden gasp escaped his lips.
The sensation was not pain. It was a complete, instantaneous severing of all physical senses.
The sounds of the forest—the wind, the birds, the rustling leaves—vanished completely. The feeling of the muddy ground beneath his boots ceased to exist. His vision went entirely white, and then, immediately black.
Nawaki's physical body went entirely limp. His eyes rolled back into his head, and he began to collapse backward into the mud, his consciousness completely ripped from his physical form.
Nanami moved with fluid speed. He caught the young man before he hit the ground, lifting his limp body effortlessly. He carried Nawaki over to the base of a massive, sturdy cedar tree, resting the boy securely against the thick roots to ensure his airway remained open.
Nanami placed the black scroll on the ground near Nawaki's hand. The white script pulsed slowly, emitting a faint, steady glow that synced perfectly with the rhythm of Nawaki's heartbeat.
Nanami Kento stood up, dusting off his hands. He crossed his arms and leaned back against the tree trunk, assuming a relaxed, vigilant guard over the unconscious shinobi. He kept his eyes fixed upon the glowing runes of the scroll, ensuring the physical anchor remained completely undisturbed.
"Let us see the limits of your ambition, Nawaki," Nanami whispered to the silent forest.
Nawaki Senju opened his eyes.
He inhaled sharply, his hands instantly flying to his weapon pouch, expecting an ambush.
He was standing in a forest.
But it was not Training Ground 44.
The trees here were impossibly tall, their bark a strange, iridescent silver. The leaves canopying the sky were not green, but a deep, shifting violet. The air smelled entirely wrong—it lacked the scent of damp earth, smelling instead like sterile, cold ozone. The light illuminating the forest seemed to come from everywhere at once, casting no shadows.
Directly in his line of sight, hovering ethereally in the air, was a string of crisp, glowing white kanji.
$$ FLOOR 1: THE SILVER WOODS $$
"What is this?" Nawaki murmured, drawing a kunai and spinning in a tight circle. "A genjutsu? Kento-niichan put me in an illusion?"
He pushed chakra into his pathways, attempting the standard disruption technique to shatter the illusion. Kai!
Nothing happened. The silver trees remained. The violet leaves rustled in an unfelt wind.
He looked closer at the floating text. It was not merely an optical projection; the letters were composed of densely packed, interlocking sealing scripts. It was an environmental tag, woven directly into the fabric of the mind-scape to classify the terrain.
He looked down at his hands. He could feel the texture of his gloves. He felt the cold steel of his kunai. The physical sensation was absolute perfection. It did not feel like a dream; it felt like a reality constructed entirely of raw, structured chakra.
Crunch.
A heavy footstep broke the silence behind him.
Nawaki spun around, raising his kunai defensively.
Stepping out from behind a massive silver trunk was a creature derived directly from the darkest myths of the shinobi world.
It stood roughly the size of a grown man, but its skin was a deep, blood-red hue. Thick, corded muscles strained against crude, rusted iron plates strapped to its chest and forearms. Two jagged, obsidian horns protruded from its bald forehead, and its face was a twisted mask of pure malice, eyes glowing like hot coals.
An Oni. A demonic manifestation of hostile chakra.
Hovering perfectly still in the empty air, exactly two feet above the demon's horned head, was another string of glowing white sealing script.
$$ ONI $$
"An Oni?" Nawaki whispered in sheer confusion. He recognized the shape from old folklore, but he had never seen such a twisted chakra construct. The floating script confirmed its nature—the seal acting as the creature's core identification tag within the illusionary bounds. "What kind of twisted summoning jutsu is this?"
The creature did not offer an explanation. It let out a guttural, screeching roar and charged.
It moved fast. It swung a heavy, spiked iron club directly at Nawaki's head.
Nawaki's training took over. He ducked smoothly under the wide, unrefined swing. He channeled chakra into his hands.
"Wood Release: Binding Roots!"
Thick, brown wooden vines erupted from the silver grass beneath the Oni's feet. The vines whipped upward, wrapping tightly around the demon's ankles and yanking it violently to the ground.
The Oni shrieked, dropping its club as it hit the dirt.
Nawaki did not hesitate. He leaped forward, driving a heavy, chakra-enhanced heel directly into the creature's face, snapping its neck with a sickening crunch.
The Oni fell backward, hitting the silver grass.
Nawaki landed in a crouch, ready for a counterattack.
But the body did not bleed. It did not rot.
The moment the creature's life ceased, the sealing script hovering above its head shattered. The physical form fractured immediately, breaking into thousands of tiny, glowing white geometric cubes that dissolved instantly into the air, leaving absolutely nothing behind.
Nawaki stood up slowly, staring at the empty patch of grass.
"It vanished," Nawaki breathed, his mind racing to comprehend the mechanics of the illusion. "It wasn't a real summon. It was a spiritual construct. An anomaly made of pure sealing logic. This entire place... it's a sealed mental landscape."
A low, guttural screech echoed from the tree line to his left.
Then another from his right.
Then ten more from behind him.
Nawaki turned slowly.
Stepping out from the shadows of the silver trees, their red eyes glowing with malice, was a horde. Dozens of the horned demons emerged, all bearing the identical floating white script above their heads.
$$ ONI $$
They held rusted swords, heavy clubs, and crude spears. They hissed, snapping their jagged jaws, their unnatural muscles tensing as they formed a circle around him.
"Right," Nawaki muttered, a fierce, boisterous grin spreading across his face. He cracked his knuckles, slipping his kunai back into his pouch. If this was a test of endurance designed by his brother-in-law, he was not going to fail on the first wave.
"Come on then! Let's see what you've got!"
The horde lunged simultaneously.
Nawaki met them with absolute enthusiasm. He slammed his hands together.
"Wood Release: Timber Fists!"
Thick, hardened bark surged from his sleeves, coating his hands and forearms in dense wooden gauntlets. He vaulted forward, plunging directly into the center of the mass of red bodies.
He fought with the overwhelming, blunt-force trauma characteristic of the Senju. He shattered the rusted iron chest plates with heavy wooden punches. He ducked under wild sword swings, countering with devastating knee strikes that sent the constructs flying through the air to shatter into white cubes upon impact.
The creatures were fast, and their numbers were staggering, but their martial technique was crude and entirely predictable. They fought like starving animals, lacking the coordinated tactics of true shinobi.
Nawaki tore through them. The forest was filled with the sound of snapping wood and the continuous, chiming noise of the bodies dissolving into light.
He fought for what felt like an hour. His breathing grew heavy, sweat pouring down his face. The physical exertion felt entirely, absolutely real. His muscles ached, and a shallow cut on his arm from a glancing spear thrust stung sharply.
He crushed the skull of the final demon with a spinning back kick. The creature dissolved into white cubes.
Nawaki stood in the center of the clearing, gasping for air, resting his wooden fists on his knees.
"Is that all you got, Kento-niichan?" Nawaki yelled to the violet canopy, laughing loudly. "I thought this was supposed to be a challenge!"
The ground beneath his feet trembled violently.
The tremor did not feel like a standard earth jutsu. It was a heavy, rhythmic thudding, growing louder and closer with every second.
The trees at the far end of the clearing violently parted. A massive silver trunk was snapped in half and thrown aside like a twig.
Stepping into the clearing was a nightmare of scale.
It was an Oni, but it stood over twelve feet tall. Its skin was a darker, bruised crimson. Instead of crude, rusted iron, it wore thick, overlapping plates of dark, polished steel armor. In its right hand, it dragged a massive, double-bladed battleaxe that carved a deep trench into the earth with every step.
Hovering above its massive, horned head was a larger string of white script.
$$ ONI BRUTE $$
The Brute did not shriek. It let out a low, vibrating roar that shook the leaves from the canopy. It swung the massive axe, bringing it to bear with terrifying speed.
"Okay," Nawaki muttered, his grin fading into absolute focus, though his spirit remained unbroken. "That's a bit bigger."
The Oni Brute charged.
The ground shook as it closed the distance in three massive strides. It swung the battleaxe horizontally, aiming to cleave Nawaki in half. The blade cut through the air with a whistling screech.
Nawaki dropped entirely flat to the ground, the massive steel blade passing mere inches over his back. He did not attempt to block; the sheer physical force would have shattered his timber fists.
He rolled to his feet, channeling a massive surge of chakra into his right hand, shedding the wooden gauntlet.
The blue sphere roared to life, spinning violently.
"Rasengan!"
Nawaki sprinted forward, diving directly inside the reach of the massive axe. He thrust his arm upward, driving the grinding sphere of chakra squarely into the center of the Brute's steel breastplate.
The impact was deafening.
The Rasengan ground furiously against the thick steel. Sparks flew as the chakra drill fought to pierce the armor. For a terrifying second, the armor held, the sheer density of the steel resisting the rotation.
Nawaki roared, pouring more chakra into the sphere, pushing his reserves to the limit.
CRUNCH.
The steel buckled. The Rasengan tore through the breastplate, plunging deep into the creature's chest cavity. The rotational force expanded violently inside the construct, shredding its internal architecture.
The Oni Brute froze. Its massive hands dropped the axe. It let out a final, distorted groan before its entire colossal form fractured simultaneously. The giant creature exploded into a massive storm of glowing white cubes, washing over Nawaki in a wave of dissolving light.
Nawaki fell to his knees, his right arm throbbing with phantom pain from the exertion of forcing the jutsu through the armor. He gasped, staring at the empty space where the giant had stood.
"Got him," Nawaki wheezed, a triumphant smile breaking across his exhausted face.
The white cubes from the fallen Brute did not immediately dissipate. They swirled together in the center of the clearing, drawn by an unseen magnetic force.
The cubes rapidly stacked and locked together, forming a massive, towering structure.
It was a door.
It stood twenty feet high, constructed of heavy, dark iron, covered in glowing, intricate sealing runes that pulsed with a deep, ominous blue light.
Nawaki slowly stood up. He walked toward the door, his instincts telling him that the test was far from over.
"A progression gate," Nawaki analyzed, wiping the sweat from his eyes. "The construct reacts to progression. It rewards survival."
He placed both hands on the heavy iron rings of the door and pushed.
The door groaned open. Nawaki stepped through the threshold.
The environment shifted instantly.
The bright, silver forest vanished. He was standing in a sprawling, dimly lit subterranean cavern network. The air was cool and smelled of damp earth and metallic ore. Torches flickered along the rough-hewn stone walls, casting long, dancing shadows.
Glowing script materialized before his eyes.
$$ FLOOR 2: THE HOLLOWED MINES $$
"Floor two," Nawaki grinned, rolling his shoulders. "Alright, let's see how deep this goes."
He marched forward into the tunnels. The echoes of his boots were soon joined by the scratching of claws and the heavy clinking of pickaxes.
From the shadows emerged bizarre, twisted constructs. They resembled bipedal badgers, their fur matted with stone dust, their elongated claws gripping rusted mining picks. The glowing script hovered above them:
$$ TENGU MINER $$
Nawaki didn't hesitate. He clapped his hands together, preparing to summon a heavy wooden mallet to clear the narrow tunnels.
He pushed his chakra into his palms.
Fizzle.
Instead of thick, dense timber erupting from his sleeves, a pathetic, splintered twig sprouted from his wrist before crumbling into ash.
Nawaki stumbled, his eyes widening in shock. He reached inward, grasping for his massive Senju reserves. He found them entirely depleted. His chakra coils felt hollow and bruised, burning with the familiar, heavy ache of total exhaustion.
The realization hit him like a physical blow. The intense, prolonged practice of the Rasengan in the real world prior to touching the scroll had drained him completely.
"The array," Nawaki gasped, ducking frantically under a swinging pickaxe from a charging Tengu. "It doesn't grant infinite stamina. It mirrors my true physical and spiritual exhaustion from the real world. I have no chakra left."
Stripped of his overwhelming Wood Style and his signature Rasengan, Nawaki was forced to rely entirely on raw, unaugmented Taijutsu and basic survival instincts. He fought desperately through the dark, narrow tunnels, parrying heavy pickaxes with his bare forearms, utilizing his environment to crush the badger-constructs against the cavern walls.
It was a grueling, agonizing war of attrition. Every strike he took felt devastatingly real, sapping his remaining strength.
He fought his way to a massive, central excavation chamber. Waiting for him was a towering, scarred beast wielding a colossal hammer of solid iron:
$$ TENGU LORD $$
Without the chakra required to shatter the beast's armor, Nawaki engaged in a brutal, close-quarters brawl. He traded heavy blows, forced to rely on speed and leverage to avoid having his skull crushed. He was battered, his breathing ragged, his body screaming in protest. Utilizing the last, desperate drop of his physical stamina, he baited the beast into a massive downward swing, sliding under the hammer and driving a perfect, joint-shattering heel strike directly into the creature's unprotected knee.
The Tengu Lord collapsed, its leg buckling backward, before shattering into a blinding wave of white cubes.
Nawaki lay on the stone floor, gasping for air, his vision swimming. The white cubes swirled, forming the heavy iron door once more.
"Tougher... much tougher," Nawaki coughed, forcing himself to his bleeding feet. His enthusiasm burned brighter the harder he was pushed, completely overriding his exhaustion. He grinned fiercely through the pain. "Bring it on."
He pushed the door open.
The cavern dissolved.
He stepped out into a desolate, barren wasteland of grey ash. The sky was an oppressive, blood-red hue. Sticking out of the ash, as far as the eye could see in every direction, were thousands of rusted, broken swords. The air here was incredibly cold, smelling of old iron and despair.
$$ FLOOR 3: THE ASHEN WASTELAND $$
Nawaki took a step forward, his boots sinking into the thick grey ash. He was physically and spiritually drained, running entirely on fumes.
The ash in front of him swirled violently.
A massive shadow materialized from the dust.
Nawaki looked up.
Standing before him was an armored knight, clad in bone-white, jagged plating. Most terrifyingly, the knight possessed no face—only a smooth, white mask with a jagged, vertical slit for an eye. In its gauntleted hands, it held an impossibly long nodachi sword.
Hovering above its masked skull was a jagged string of red script.
$$ CURSED SWORD SAINT $$
The Saint did not roar. It did not posture. It simply lowered its center of gravity, bringing the long blade parallel to the ground in a stance of absolute, deadly stillness.
Nawaki froze.
A sudden, paralyzing sense of dread flooded his veins. He had never faced this creature, but he recognized the stance. He recognized the heavy, suffocating pressure radiating from the white knight. It was identical to the lethal, unyielding aura of the White Fang of Konoha. Kento-niichan must have transcribed Sakumo Hatake's own combat memories directly into the logic of this specific adversary.
Before Nawaki could even blink, the knight blurred.
The speed completely defied the creature's massive size. The impossibly long nodachi swept downward in a blinding, silver arc.
Nawaki reacted purely on instinct. He slammed his hands together, screaming for the absolute last drop of his latent Senju vitality.
"Wood Release: Wood Wall!"
He managed to raise a thin, curved wall of timber to protect his chest.
The blade struck the wood.
The wood did not splinter or hold. The blade passed entirely through the dense timber as if it were cutting through thin paper. The sheer, overwhelming sharpness of the strike—mirroring the White Light Chakra Sabre—completely bypassed Nawaki's exhausted defense.
The blade sliced cleanly through the wood and struck Nawaki's right arm.
The pain was absolute. It was a searing, all-consuming agony that burned through his nerve endings. He felt the cold steel shear through his muscle and sever the bone completely.
Nawaki screamed, a raw, terrifying sound tearing from his throat. He stumbled backward, staring in sheer horror as his right arm fell into the ash, severed cleanly at the bicep. Blood poured from the stump, painting the grey ash bright red.
He dropped to his knees, clutching the bleeding wound, his mind violently reeling from the intense, visceral realism of the phantom trauma.
The Cursed Sword Saint stepped forward, raising the bloodstained nodachi high above its white, masked head.
Nawaki looked up, his vision blurring heavily from the pain and blood loss. He tried to move, tried to scramble backward in the ash, but the shock was too immense. His legs refused to obey.
The nodachi descended, plunging directly through his chest, pinning him to the ashen ground.
He felt the cold steel pierce his heart. He felt his lungs fill with warm blood.
The world went entirely black.
The Real World - Training Ground 44
Nanami Kento stood leaning against the trunk of the massive cedar tree, his arms crossed, his eyes fixed intensely on the black scroll resting on the ground near Nawaki's limp hand.
The white, glowing runes of the sealing script were pulsing steadily.
Suddenly, the rhythm of the pulse broke. The runes flared violently, shifting from a calm white to a stark, jagged crimson red.
Nanami's posture tightened instantly. The warning light indicated massive, critical phantom trauma to the subject's consciousness.
A second later, the entire scroll pulsed with a blinding, frantic red light, vibrating against the mud. The fatal blow had struck within the sealed mind-scape.
Nanami did not hesitate. He dropped to one knee, driving two fingers directly against the heavy iron clasp of the scroll. He channeled a precise, rapid pulse of calming, neutralizing chakra directly into the binding seal, forcefully breaking the lock and severing the cerebral connection before the visceral shock of phantom death could permanently damage Nawaki's mind.
SNAP.
The red light vanished entirely, the scroll returning to its inert, black state.
Beneath the tree, Nawaki Senju's eyes snapped open.
His body reacted with violent, uncontrollable physical terror. Before he could even draw a breath to scream, Nawaki rolled forcefully onto his side, clutching his chest. His nervous system, completely overwhelmed by the phantom trauma of his heart being pierced, failed entirely for a moment.
Nawaki leaned over and retched violently into the mud, his body attempting to purge the horrific, visceral sensation of death.
He gasped for air, trembling uncontrollably, his left hand frantically grasping his right shoulder, expecting to find a ruined, bloody stump. He found only the intact fabric of his flak jacket and solid, unblemished muscle beneath.
He was in a forest. It smelled of damp earth and pine needles. The sky above was a normal, cloudy blue.
Nanami Kento knelt quietly beside him, holding out a simple canteen of cool water.
"Drink," Nanami stated, his voice calm, steady, and completely grounded. "It will stabilize your heart rate and settle your stomach."
Nawaki took the canteen with shaking hands, taking a long, desperate gulp. The cool water washed the taste of bile and phantom blood from his mouth, pulling him forcefully back into the reality of the physical world.
"I died," Nawaki choked out, his voice a hoarse, ragged whisper. He stared at his hands, his wide brown eyes filled with an absolute, haunting clarity. "Kento-san... I was cut down. I felt the steel in my chest. I felt myself bleed out in the ash."
"Your physical body remained entirely safe against this tree," Nanami explained, watching the young man closely. "Your consciousness, however, experienced the absolute consequences of failure. The Scroll mirrors reality flawlessly. If you make a fatal error in judgment, it will show you the exact, brutal consequence."
Nawaki stared at the black scroll resting innocently in the mud. The boisterous, loud enthusiasm that usually defined him had completely vanished. The grinning boy who had recklessly thrown destabilized Rasengans was gone.
He looked at his hands again, realizing with a cold, terrifying finality that this was the true reality his sister and his brother-in-law faced in the dark corners of the world. This was what true combat felt like. It was not a game of honor or flashy techniques. It was cold steel and sudden silence.
Nawaki wiped his mouth, his jaw tightening. He looked up at Nanami, the youthful arrogance erased, replaced entirely by a quiet, deadly serious resolve.
"I was reckless," Nawaki stated softly, the weight of a true shinobi settling onto his shoulders. "I burned my reserves before I even knew the layout of the battlefield. I died because I lacked discipline."
Nanami offered a slow, approving nod. "A correct assessment. The first step of survival is acknowledging the flaw."
Nawaki slowly stood up, his legs slightly shaky, but his posture was straight. He did not grin. He looked down at the black scroll with the cold, hardened focus of a boy who had just realized the true, heavy cost of wearing the Hokage's hat.
"Kento-niichan," Nawaki said, his voice quiet but absolute.
"Yes, Nawaki?"
Nawaki locked his gaze onto Nanami's sea-green eyes.
"Can I fight the Sword Saint tomorrow."