Demon Slayer: Kimetsu no Yaiba Infinite Castle is from the same director as Demon Slayer – Kimetsu no Yaiba – For Hashira Training (2023), Demon Slayer – Mugen Train: The Movie (2020) and Cowboy Bebop: The Movie (2001). Japan, Taishõ Era. Tanjiro Kamado leads a simple life as a charcoal salesman. Everything changes quickly when his family is destroyed by a demon and his sister, Nezuko, turns into an Oni demon. To save her from the curse and avenge his relatives, Tanjiro joins the Demon Slayer Corps, an organization that faces epic battles against evil creatures. Determined to protect humanity, they will face Muzan, the king of demons, on a dangerous journey in the Infinite Castle.