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KNY: The Hidden Sun

Frisk_Marshall
[COMPLETED] This story is a work of fanfiction based on Demon Slayer: Kimetsu no Yaiba by Koyoharu Gotouge. I do NOT own any part of the original series, including its characters, settings, or plot elements. This fanfic is created purely for entertainment and is completely non-profit. I am not selling it or earning money from it in any way. Have fun.
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World martial art

Legends are not born. They are forged — through pain, defeat, and unbreakable will. Leo, a boy from a small village in Nepal, always believed he was ordinary. But everything changed the day a forgotten evil awakened in the mountains — the Dragon Spirit, once sealed away by Leo’s own father. Kaito Jin, a rogue wielder of beast power, breaks the seal and unleashes chaos. Leo tries to fight, but he is powerless. His father sacrifices himself to protect him. That day, Leo loses everything. But he gains one thing — a reason to rise. Carrying the scar over his left eyebrow, the memory of his father, and two unimaginable spirits inside him — the Lion King (Guardian of the Gods) and the Phoenix (God of Fire), a power connected to his mother’s soul — Leo begins a journey across nations. In China, ancient masters push him beyond his limits. In Korea, he learns discipline, philosophy, and inner balance. In Japan, he encounters powerful rivals and a girl who slowly changes his life. In India, Indonesia, and other countries, he faces challengers, builds friendships, and discovers new forms of martial arts. From international tournaments to mysterious beast realms, Leo must face fear, rivalry, loss, and the uncontrollable powers within him. Because one day, he must confront Kaito again. Not as a weak boy… but as the strongest martial artist the world has ever known. This is World Martial Art — a journey of strength, growth, destiny, and the flame that refuses to fade.
MKNojutsu · 49.8k Views