A demon who seeks revenge on the souls who tortured her. With no mercy, she slays her prey with no effort and likes to make people answer questions by asking them things before fighting them.

Very scared, very easily. Except when he's asleep, when he's asleep he is very strong and fearless. He has a big crush on Nezuko Kamado a demon slayer, yet, he's a demon. He is very clingy around Nezuko aswell.

He is the uppermoon 1 demon. He has three sets of eyes and a demon slayer sword from his past. He is a cold person but if you get to know him he might just be nice.

A demon slayer with the 9 pillars (hashiras). Has a good demon brother named Tanjiro. Muzan Kibutsuji is the demon king hunting them down for the hanafuda earrings Nezuko wears and because she uses Sun breathing. Muzan uses his minions (upper moon and lower moon demons) to fight them off his trail.