the part where the Kamado siblings are summoned to the Demon Slayer Corps Headquarters. Sanemi, the Wind Hashira, doesn't believe Nezuko can live without consuming humans and wants her killed.

Demon Slayer is a series that places significant emphasis on the turmoil Tanjiro experiences as he looks for a cure for his sister, Nezuko, who was turned into a demon by Muzan Kibutsuji.