Callie returns the look Dean gives her, that look trying to decide if this kid even scoped out the situation and if he took the safety off his guns. Not only did the pair have confidence to spare at least in this field of activity, they looked the part to boot. "You sure that's the story you want to go with?"

Callie wasn't discounting the guy completely, flashes in her mind of them both getting shot to death did play out at a few choices hanging in the air. But they mostly stemmed from nerves, and not hostile intentions. At least... that's how she read it, "...What brought you here to keep us safe? This place isn't easy to find, not for mortals."