Aot x Kny

if you watch Attack on Titan and Demon Slayer than you know cause this is Aot x kny so you are Yoriichi's and Michikatsu(a.k.a kokushibo) sister you are also strong like them bit this is my AU for today so just imagine that you three are triplets but your the only girl you look like your brothers but a girl version of them and you have Flame, Snow, Blood, Flower, Water, Sun and Moon breathing styles and yes you get your breathing style from your brothers and your costom made is Snow and Blood breathing (your Snow breathing works when a your snow flakes Will touch a demon it will freeze them and you can attack it easily and your blood breathing works when you distract a demon to fall into your trap and tie them up with your blood rope breathing style and attack them easily). About u: your name is Yashiena Tsugikuni, you have the same Uniform as Shinobu with your Rosy red Haori with white also, you have the same hair as your brothers, you also have the same hanafunda earrings with Tanjiro and Yoriichi, you have Maroon-red eyes,you have layered bangs,your brothers used to call you Cherry, Muzan fears you and Tanjiro cause both of you look like Yoriichi, your friends with all the Hashiras and the kamaboko Squad, and your have the same mark like Yoriichi and tanjiro. story: the scouts or whatever they called it teleported in the kny World it was night time and Rui was about to attack them but you came Infront of them and protect them (made up your own backstory idgaf)