- It is the Taisho period in Japan; Tanjiro, a kind boy who sells coal for a living, finds his family killed by a demon.
- Tanjiro resolves to become a "demon slayer" so that he can turn his sister back into a human and kill the demon that massacred his family.
- Follow Tanjiro through the story of the anime "Demon Slayer: Kimetsu no Yaiba" as he battles demons to turn his sister Nezuko, who has become a demon, back into a human.
- Master the multitude of spectacular abilities of a wide roster of anime characters, including Tanjiro and Nezuko, to overcome challengers in head-to-head, local and online battle.