The northern peaks were forbidden to anyone below the rank of senior disciple.
Shen Yuan knew this because Wei Cheng had told him, and Wei Cheng knew everything about the fortress's rules because he had spent three months memorizing them while waiting for someone to notice he existed. The northern peaks were where the elders lived. Where they conducted their secret business. Where they kept the things they didn't want anyone else to see.
Elder Xu's compound sat on the highest of the northern peaks, just below the cloud line. A wall of black stone surrounded it, topped with spikes that glowed faintly in the green torchlight. Guards patrolled the perimeter in pairs, their footsteps synchronized, their eyes scanning the darkness for anything out of place.
"There are twelve guards on the outer wall," Wei Cheng whispered. They were crouched behind a rocky outcropping a hundred feet from the compound's main gate. "They change shifts every four hours. The next change is in twenty minutes."
"How do you know all this?" Lian Jie asked.
"I watched. For three days. While you two were sleeping."
Shen Yuan looked at the young man beside him. Dark circles under his eyes. Hands that trembled slightly from exhaustion. A knife that he had sharpened so many times the blade was thin as paper.
"You haven't slept in three days?"
"I slept. A little. Enough."
Lian Jie made a sound that might have been concern or might have been frustration. Shen Yuan couldn't tell which.
"The kitchen entrance," he said. "Where is it?"
Wei Cheng pointed to the eastern side of the compound, where the wall met the mountain. "There's a service door there. It's used for deliveries—food, supplies, that sort of thing. Two guards at all times, but they're lazy. There's a shed about fifty feet from the door where they sit and play cards when they think no one is watching."
"And the passage behind the third stove?"
"Inside the kitchen. The woman said it was behind the third stove. We'll need to find it once we're in."
Shen Yuan nodded. He could feel the key in his sleeve, warm against his wrist. The old woman's words echoed in his head. Your blood is special. The seal will recognize it. Ten heartbeats. No more.
"Let's move."
---
The service door was exactly where Wei Cheng said it would be.
The two guards were exactly where Wei Cheng said they would be—sitting in the shed, playing cards, their spears leaning against the wall within easy reach but not quite close enough. They were young, both of them, barely older than Wei Cheng. Their faces were bored. Their eyes were tired. They had been doing this job for too long and had stopped believing anything interesting would ever happen.
Lian Jie knocked them out in three seconds flat.
She moved like water—silent, fluid, inevitable. One guard went down with a strike to the temple. The second barely had time to open his mouth before her elbow connected with his jaw. They crumpled to the ground without a sound.
"Tie them," she said, and Wei Cheng was already moving, producing lengths of rope from somewhere in his robes.
Shen Yuan pulled the service door open. It groaned—loud, too loud—and he froze, waiting for someone to come running. No one did. The compound was asleep, or close to it, the green torches burning low in their brackets.
They slipped inside.
The kitchen was larger than Shen Yuan had expected. Rows of stoves lined the walls, their surfaces scrubbed clean. Pots hung from hooks in the ceiling, their copper bottoms gleaming in the dim light. The smell of old grease and older spices clung to everything, thick enough to taste.
"Third stove," Wei Cheng said, counting under his breath. "One, two, three."
The third stove was in the corner, pushed against the wall in a way that suggested it hadn't been used in years. A layer of dust covered its surface. Cobwebs stretched between its legs.
Shen Yuan knelt and felt along the base. His fingers found a seam—thin, almost invisible, but there. He pressed. Something clicked.
The stove slid forward.
Behind it, a hole in the wall. Not a passage yet—just a hole, dark and cold and smelling of earth. Shen Yuan stuck his hand inside and felt stone. Then more stone. Then a drop.
"The service tunnel," he said. "It's here."
Lian Jie looked at the hole. Then at the kitchen door. Then at the window, where the first hints of gray light were beginning to show.
"We need to hurry. Dawn is coming. The kitchen staff will be here soon."
Shen Yuan went first.
The tunnel was tight—tighter than the maintenance shaft in the library, tighter than the Warrens. He had to crawl on his hands and knees, the stone scraping against his back, his shoulders, his hips. The key burned against his wrist. His blood hummed in his veins, responding to something he couldn't name.
Behind him, Lian Jie crawled. Behind her, Wei Cheng. Their breathing echoed in the narrow space, loud and ragged.
The tunnel went on forever.
Shen Yuan lost track of time. Lost track of distance. Lost track of everything except the need to keep moving, keep crawling, keep putting one hand in front of the other. The key grew hotter. His blood grew louder. Something was waiting for him at the end of this tunnel, something that knew he was coming, something that had been waiting for a very long time.
Then the tunnel ended.
A door. Iron. Black. Covered in symbols that glowed faintly in the darkness—the formation array the kitchen woman had described. Shen Yuan could feel it pressing against him, a weight on his chest, a pressure in his skull. The array was alive. It was watching him. It was hungry.
"The key," Lian Jie said from behind him. "Use the key."
Shen Yuan pulled the key from his sleeve. The iron was so hot now it should have burned him, but his skin didn't blister. Didn't redden. Didn't react at all.
He cut his palm.
The knife was in his hand before he realized he had drawn it—the cleaver, the one he had bought in the markets, the one that was too heavy and too clumsy for elegant work. But it was sharp enough. The blade bit into his flesh, and blood welled up, dark and thick and wrong.
It was the wrong color.
Shen Yuan stared at his palm. The blood dripping from the wound was not red. It was black. Black as the crystal in his father's throne. Black as the space between stars. Black as the old woman's eyes.
"What the—" Wei Cheng started.
"Don't." Lian Jie's voice was sharp. "Don't say anything. Don't think about it. Just let him work."
Shen Yuan pressed his bleeding palm against the key. The iron drank his blood—actually drank it, sucking it up like a thirsty animal. The key pulsed in his hand, once, twice, three times. The symbols on the door flared. The formation array screamed.
Not a sound. A feeling. A scream that went straight into his bones.
Then the door opened.
He didn't have time to be relieved. The old woman had said ten heartbeats. He could feel them ticking away inside his chest, each one a countdown to disaster.
He shoved the key into the lock. Turned it. The door swung open.
Beyond it, darkness. And beyond the darkness, the vault.
Shen Yuan crawled through the doorway, pulling himself into the space beyond. Lian Jie followed. Wei Cheng followed. Behind them, the door began to close, the symbols flaring back to life, the formation array rebuilding itself.
They were inside.
---
The vault was a room. Just a room. Stone walls, stone floor, stone ceiling. No windows, no torches, no light of any kind except the faint glow of the formation array on the door behind them.
But the room was not empty.
Shelves lined the walls, packed with scrolls and books and bound manuscripts. Chests sat in rows along the floor, their lids closed, their contents hidden. In the center of the room, on a pedestal of black stone, rested a single object.
A mirror.
Shen Yuan walked toward it without meaning to. His feet carried him across the stone floor, past the shelves and the chests, toward the mirror that waited on its pedestal. He could feel Lian Jie and Wei Cheng behind him, could hear them calling his name, but their voices seemed distant, muffled, like sounds heard through water.
The mirror was old. He could tell that even without touching it. The glass was dark, clouded, as if it had been staring at something terrible for a very long time and had forgotten how to see anything else. The frame was made of bone—not human bone, something else, something older, something that had never walked on two legs.
He looked into the mirror.
And screamed.
The face that looked back at him was his own. Same eyes. Same mouth. Same hollow cheeks and too-pale skin. But behind that face—beneath it—something else moved. Something vast. Something ancient. Something that had been sleeping in his blood since the day he was born, waiting for the right moment to wake.
The old woman's words came back to him. You are something older. Something that shouldn't exist in this world.
The mirror showed him what that meant.
He saw a woman—his mother—falling through a sky full of stars. He saw her landing on a mountain that didn't exist yet, in a world that wasn't ready for her. He saw her meeting a man with eyes like his own, a man who would become the Heavenly Demon, a man who would take her into his fortress and keep her there until she died giving birth to the son she was never supposed to have.
He saw himself. Not as a baby. Not as a child. As something else. Something that had been pushed into a body too small to contain it, too weak to control it. Something that had been waiting for twenty-something years to break free.
The demon he had summoned—he hadn't summoned it. It had summoned him. Had reached across the Abyssal Rift and touched something in his blood that should have remained untouchable. And when it had possessed his body, it hadn't been trying to kill him.
It had been trying to wake him up.
"Shen Yuan!"
Lian Jie's hand closed around his arm. Pulled him back from the mirror. The glass went dark again, clouded again, showing nothing but his own frightened face.
"What did you see?" she demanded.
"Everything," he said. "I saw everything."
He looked down at his hands. The cut on his palm was already healing, the edges of the wound pulling together, the black blood drying to a crust that flaked away like ash.
"I'm not human," he said. "I was never human. I'm something that was put into a human body and told to pretend."
Wei Cheng's face had gone white. "Then what are you?"
Shen Yuan looked at the mirror. At his reflection. At the thing that moved beneath his skin, patient and hungry and old.
"I don't know," he said. "But Elder Xu knows. That's why he wants me dead. Not because I'm a threat to his power. Because I'm a threat to everything. To the sect. To the mountain. To the world."
Lian Jie's grip on his arm tightened. "Then we destroy the evidence and we get out of here. Before he finds out we were here."
"The evidence." Shen Yuan had almost forgotten. He turned away from the mirror, forcing his legs to carry him toward the shelves, toward the scrolls and the books and the bound manuscripts.
He found the ledgers in the third chest he opened.
They were exactly as the kitchen woman had described—a complete accounting of every transaction, every bribe, every murder. Elder Xu's handwriting was small and precise, each entry dated and signed and sealed with his personal chop. The demon-summoning components were listed near the back, their prices astronomical, their sources redacted.
But there was more. Entries about Shen Yuan. About his mother. About the thing that slept in his blood and the people who wanted to wake it up.
"He's been studying me," Shen Yuan said, reading quickly. "For years. He knows what I am. He knows what I can become. He's been trying to find a way to control it."
"And the demon summoning?"
"Was an attempt to accelerate the process. To wake me up before I was ready. To see what would happen."
He closed the ledger and tucked it into his robe. The other ledgers followed—all of them, every piece of paper that mentioned his name or his mother's or the thing in his blood.
"We need to go," Lian Jie said. "Now."
The door was still closed. The formation array was still active. But Shen Yuan could feel it now, could sense its hunger, its need. It wanted more of his blood. It wanted to taste what he was.
He pressed his palm against the lock.
The door opened.
They crawled back through the tunnel, faster this time, driven by fear and the knowledge of what waited behind them. The kitchen was still empty when they emerged—dawn had not yet fully broken, the kitchen staff still sleeping in their quarters. The guards outside the service door were still unconscious, still tied.
They ran.
Through the compound. Past the wall. Across the chain bridge that connected the northern peaks to the rest of the fortress. The green flames flickered around them, casting their shadows in sickly colors, and somewhere behind them, a bell began to toll.
Not the signal for evening prayers. Not the signal for evening executions.
The signal for an intruder alert.
"He knows," Wei Cheng gasped. "Elder Xu knows someone was in his vault."
"Then we run faster."
They ran.
Through the corridors and the courtyards, past the training grounds and the housing quarters, down the stairs and across the bridges. Shen Yuan's legs screamed. His lungs burned. The ledgers pressed against his chest, heavy with secrets.
They reached his room just as the sun—the false sun, the sickly yellow light that passed for day in the Sky-Reaching Fortress—crested the peaks.
Lian Jie barred the door. Wei Cheng collapsed against the wall. Shen Yuan fell onto his stone slab and stared at the ceiling, his chest heaving, his blood still humming with the memory of what he had seen in the mirror.
He was not human.
He had never been human.
And somewhere in the fortress, Elder Xu was already planning how to use that against him.