"They didn't kill in retaliation. They put them in a penalty coma to experience the pain they'd inflicted on others...or something like that. But in a sense that might be worse, because if he was killed he'd just come back the next day."

Kaiba sighs.

"An incarnation of the mystery vigilante put me in a penalty coma for a crime a while ago. I've grown from it. Explaining that part of my past to everyone so they understand what's happened hasn't been pleasant."

He stops to lean on the door frame. "To be blunt, I'm going on a nocturnal schedule so I don't wake you or Cassie."