"No, to say that they 'managed to return home' suggests that they had some choice in the matter," he lightly corrected, fluttering one hand through the air a little. It was almost an agitated gesture, one born of nerves. "They didn't, from what I can tell. People leave as randomly as they come in. But yes, a few people have been brought back in the past."

It was indeed a puzzle, though. One that many people were focusing on, and that few had ever made headway on. Draco would be a little ashamed to admit that he'd all but given up on it.