It looks like the vendor might be getting quite distracted by his talkative customer. Especially when he moves to answer Danny's question, reaching for a few long, roughly oval faceted crystals with a deep purple hue... and then he freezes, and looks up at the boy.

"Soul gems? Caelus wants them?" He frowns, starting to worry there's an angle he's missing, but his suspicion isn't directed at Danny. "But just... lesser gems, correct? Nothing more... potent?"

For a moment there's silent movement in the shadows behind him, a sign that Danny's accomplice is close at hand, watching for an opportunity.