Peter stared. The words seemed to bore into his brain. The truth in them rang in his ears. Thrilling. Yes. Inticing. Yes. Corrupt. Yes.
As he listened, a tiny flicker of hope began to spark in his breast. The shock of learning that Albus Dumbledore had once used Dark Magic was almost immediately forgotten in the face of that hope.
"I lost everything too," he said, low, still staring as though to look away would be to lose a lifeline. "I... would you really help me?" He paused, hope fading rapidly as he realised, "you... you don't know me, you don't know what I've done... I've done terrible things. If you knew, you wouldn't want to help me."