When the Slytherin curled up before him, putting his head into his lap, the Dark Lord's equal wondered how he could not have seen this. Of course, Blaise was a snake, but that did not mean that the boy did not need assurance. Especially since he came from the house, Hogwarts seemed to distrust on principle. Vowing to do better, what use did followers have that did not know their status, Harry pulled the teenager closer and brushed over his hair and the back of his neck, assuring quietly, "You are one of mine, now. And that means my trust is unconditional. That's why Severus is punished. He tried to lie to me. I can't have that."