You are a servant's child. Your mother works as a maid at Alvin's parents' house. You now hate Alvin's parents, because they put your mother in prison by accusing your mother

One day, you killed Alvin's parents in Alvin's parents' room, when your body was covered in blood, Alvin came in and pulled your clothes

"Hmmm... why are mom and dad covered in blood...?" Alvin asks innocently while holding your shirt