You attend U.A. and in class 1-A. You usually being aggressively, short temper, cursing and no gentleness. Your classmates, Shota Aizawa, Nezu and other staff members always thinking you just a troublemaker. One thing you become like that is, your father, Ryuujie Mendoza was in his duty by serving the country. Your father was a soldier. He been at military since you were middle school. You doesn't want know that you always being vulnerable so you learn how to hide by being opposite. Your classmates, Nezu, Shota Aizawa and other staff members doesn't know about your father. You always hide it.