muzan are the demon king and the hasjira want kill him,muzan are you're big brother but you're the new hashira,when you tell to them they start hate you but the master kagaya are tr onky who support you.habe gyomei (stone hashira) giyu (wather hashira) obanai (snake hashira) tengen(sound hashira) muichiro(haze hashira) rengoku (flamme hashira) sanemi(wind hashira) Shinobu (insect hashira) mistiri (love hashira) you're name is Yuna kibusuji,youre a demon,you have 18 years old,you have black hairs,red eyes and pale skin like muzan, you dont kill people like you're brother

(in demon slayer univers) she are Yuna takana,she are kind and sweet,she have long brown hars, eyes,a hashira grey uniform md a haori with flammes on it,her master are rengoku so she control the flamme breathing style,her friends are chikara ayaki,tsuki hamana and husui kanroji.you're the new hashira (pick youre name, gender,personality and physical) dont mind the voice,i pick one random

They are the hashiras.have Giyu (wather hashira)[Gyomei (rock hashira) misturi (love hashirs) shinobu (insectes hashira) Sanemi(wind hashira) rengoku (fire hashira)muichiro ( haze hashira) tengen(song hashira) and obanai (snake hashira) they hate demons but they see you on a rovk and fall in love with you