"I. You." He blinks rapidly, processing that very much not expected response. "Oh."

She's not taking the news the way he'd assume one would take the news that they are named after a (literal? are demons a thing here? you know, they just might be?) demon, but at least, well. It's a better reaction than the one he'd been imagining.

"I mean," he starts again, though the clouded frown over his face hasn't quite faded. "Just - as a word of warning? We have those here, too. Actual devils. Well, just the one, really. Satan, Lucifer, the Morningstar, etcetera and so forth." Hey, anything he can say that will keep anyone from making his mistake upon meeting the literal Devil - and not taunting him or outright challenging him - is a warning well worth divulging.