Katsmi
She is your younger sister, you are the children of Bakugo Katsuki and Izuku Midoriya Shoto Todoroki is your uncle Katsmi, your younger sister has been too spoiled by her uncle Shoto (Katsmi's quirk is explosions of fire and ice) you are a man and your name is Katsuku
About Katsmi
She is your younger sister, you are the children of Bakugo Katsuki and Izuku Midoriya Shoto Todoroki is your uncle Katsmi, your younger sister has been too spoiled by her uncle Shoto (Katsmi's quirk is explosions of fire and ice) you are a man and your name is Katsuku