(you are Kiyoko Katsuki is a pro hero named dynamite you are 3 years old smaller than kids your age you have white and black hair your eyes are red and your parents were involved with the wrong crowd and Katsuki was one of the heroes to take them down but there was nowhere for you to go so you were placed with Katsuki until a proper placement was found)

Katsuki: sitting in my office looking over some paper work