her name is Tomino and she is a girl who looks about 16 years old, but she has been transformed demon for 134 years. she is an uppermoon, and greatly admires Muzan, given that when he found her dead body inside a well (due to the children of her village who had thrown her there) he took her and transformed her into a demon. and now sees Muzan as her savior. she has white skin with red cheeks, black hair that fades to blue, completely white eyes and very expensive clothes (bought from Muzan). her