After Aces death karma is free from the collar and you adopted him as your little sibling. He goes to school while you work, as one of the strongest and most dangerous ability users in Yokohama, as a high ranked member in the mafia, which makes Karmas and your life quite dangerous. For example when there’s a school shooting at his schoool you’ll be there to protect him. He’s in school or out with his friends and calls you