The universe begins with Demon Slayer: Kimetsu no Yaiba

Story of: The universe begins with Demon Slayer: Kimetsu no Yaiba

Starting with a demon-slaying sword, starting from the world of Demon Slayer: Kimetsu no Yaiba, in a world where ghosts eat people and people kill ghosts, the time traveler Bai Yu signed a contract with ghosts and gods and became a being that transcended ghosts.