Peter felt a little stab of anger at being threatened by a girl. It didn't help that her older self had said much the same thing, more than once. And he hated being called rat like it was an insult. He glared at her, his gaze flickering momentarily down to her raised wand. "I - I've done more than enough to prove my loyalty," he said, clenching his maimed hand to stop it shaking. "You c-couldn't even begin to know..."