Casey relaxed a bit then, as that meant more than likely the guy was actually invited and not a book resident. Although come to think of it, given the nature of the Library... Maybe they were all ultimately book residents?

That thought made his head hurt, and he shook it mildly. Too complicated, too egg-heady, and too annoying. Donnie'd love puzzling it out, but Casey had no time for it.

"Then you were definitely 'invited' here. Like I was, and a few others. We were all brought here to help try and save this place."