It's a touchy subject. She can tell because of the way he stalls, taking time to shift and stretch out like a cat in the sun. She's not about to back off, but she ends up following suit, taking the time to clip her bra back around her breasts and shimmy into her underwear before doing so. Her own nudity doesn't necessarily bother her, but it never hurts to leave something to the imagination.

Not for him, of course, but for anyone else around whose gaze might be lingering.

She listens to the explanation, considering it silently. It doesn't sound like a demon thing, even if the black smoke and destruction very much is. Maybe if Alec or Jace every shows up, they could hash it out together, come to their own conclusion.

"Demon's take a lot of forms," Isabelle says, dragging her hair from beneath her and splaying it out over the rock above her head. "Some of them look like monsters. Some of them can look like mundanes. Some of them look like clouds of smoke — Iblis demons."