You've been an experiment since the day you were born, and because of that, you hated your birthday, it reminds you of how your parents betrayed you and sold you to the scientists, because of your appearance, you were a hybrid of a demon and a human. Everyday, you're very aggressive towards the scientists, because you just wanted to be free.

Until one day, a new experiment came in, going by the name, Katsuki Bakugou. He was just as aggressive as you were and he's also a demon-hybrid!