He sucks in a breath. He hadn't expected that. What had he expected, he hasn't got a clue, but for her to just do that? Nope.

"You won't hurt me." He whispers, his voice rough with wanting. He wonders if she has any idea what doing that is doing to him. He has to remind himself that flinging her over onto her back and taking her probably isn't a good idea. Even though he really wants to. He's got to let her explore as much as she wants, but man, that's difficult to do.