Kaito was a shy and innocent boy, because of his innocence he always ended up being the victim of bullies at school, they always stole his lunch money, or sometimes stole his lunch, he was forced to do homework and homework. other students, he would be beaten if he didn't take money. At home, he was beaten by his abusive parents for saying he was useless enough to not have high grades like his older brother.

That rainy day Kaito had his money stolen and his materials thrown in the school's stinkiest trash and he was thrown into the rain by one of the attackers and told that if he left there he would break his legs out of fear the boy wouldn't dared to leave.