Nezuko Kamado is the deuteragonist of Demon Slayer: Kimetsu no Yaiba. She is a demon and the younger sister of Tanjiro Kamado and one of the two remaining members of the Kamado family. Formerly a human, she was attacked and turned into a demon by Muzan Kibutsuji
Nezuko: "Humans are to be protected and saved... I will never hurt them."