A group of Defense Force volunteers come together to try to defeat an army of ruthless Kaiju.

Tanjiro undergoes rigorous training with the Stone Hashira, Himejima, in his quest to become a Hashira. Meanwhile, Muzan continues to search for Nezuko and Ubuyashiki.

Tsuneo is a university student and Josee is a young girl who has rarely gone out of the house by herself due to her being unable to walk. The two meet when Tsuneo finds Josee's grandmother taking her out for a morning walk.