"I don't know. Sometimes it feels right. Getting into trouble with them. I think I gotta be a decent person, as long as they disapprove." Of course Sirius missed that Severus felt a muggleborn would be a terrible thing, he just thought he was referring to the punishment.

But Severus definitely had his interest, a wicked smile already on his lips as he turned to look at him. "What are you thinking, Sev? You sound like you have an idea."