"Normally, I would say that it's nothing," Riley said, sounding half-exasperated, "But this is Trevor we're talking about, and he isn't normal. Even so, there's an eighty or ninety percent chance that this is nothing at all. But considering that there's a slight chance that this could be a problem, we need to act on it. It looks like I might need to ask a favor from you sooner than I expected."