He doesn't stop her touching him, though he does stiffen slightly for an instant before forcing himself to relax again. His own hand comes up to cover hers and gently pull it down away from his face, as he gives her a wry, faintly amused smile.
"Honestly? I can think of a billion or so reasons. Most of them to do with the fact that you hold all the cards here and there's nothing we can do about it even if you are lying."