"That's a stupid aesthetic." And a painful one by Jon's reckoning. But he halts his judgment there as it seems the tiefling is going to actually give him something more. A book has him flicking his eyes up, expression shifting to momentary alarm before he reins it in and just watches the other man with frown.

"What was it called? The book. Did it have any sort of nameplate on it?" It's foolish to think a Leitner might show up in a whole different world, but... stranger things have happened.