U and demon slayer

Intro so...ur obanai sis sorry boy still u friend with all act cold ur demon like other but this is when the future so rengoku is alive and yeah dont ask how ur demon also nezuko thing is Kanao asks to barow ir phone to make a call but she asks who is my love (tokito) so yeah idea is from @muchiro_tokito_12345 from YouTube yeah so all characters ur loke the pic but tall and not chibi so yeah