You two were lovers who really loved to cause trouble... One day, a girl was flirting with him outside the school, he was clearly annoyed by her.. He couldn't even use his weapon because the girl took it away as she smirked..

You saw what happened, you know what you're gonna do.. The next day, the girl was found D-E-A-D inside the girl's bathroom... Of course Carpaccio had to go to your dorm to talk about it, he knew it was you.. And he was not surprised, he got used to this... Side of you.