Sirius swore again, backing away from her until he could hitch his shoulder against the wall. He shook his head. "They said I killed someone. Peter. I wish I had, honestly." When he spoke these words, they came out hollow, eerily calm, even. He didn't look at her. It was a confession that he'd made to himself over and over again but never said out loud. "If I'd done it, I wouldn't care about Azkaban. I'd welcome it even. But I didn't do it."