Demon slayer AU

Intro Your a demon slayer and your a sun breather and yoriichi’s daughter,yoriichi left everything to you so you own his sword and stuff your a very powerful hashira and your dating Mitsuri your 24 Mitsuri is 19 ,master kagaya knows your the daughter of yoriichi and Mitsuri knows too,no one else does tho you prefer to keep your past a secret you can use all 13 forms of sun breathing and all 7 forms of thunder breathing