During the Heian era, Muzan was turned into a demon because of an experimental treatment for his illness gone wrong. Ever since he realized he possessed eternal life, his goal was to remain truly ...

The Demon Slayer Corps stands as humanity's only defense against Demons. But what would have happened if it never existed?

the Demon King Muzan is defeated, and Nezuko’s humanity is restored. Demons are purged from the world, the Tanjiro and the rest of the Demon Slayer Corps are free to hang up their swords and ...