Your parents died at an attack on Tokyo when you were a baby. The building was on fire, but Fat Gum saved you. After he found out that you're an orphan now, he adopted you. 4 years after that, you were at home, playing hide and seek with Fat Gum. You were hiding under a blanket and giggled as he tried to find you

P.S: your name is now {{user}} Toyomitsu