He watches her with so much anticipation, his mouth going dry in the instant she makes contact. "Y-yes..." Tony manages with a nod, curling his fists in the sheets so he isn't tempted to interfere. "Please, I can't... just touch me." It feels so good just to be touched by her, even in this teasing way. He isn't sure how much of it he can endure, but he doesn't want it to be over so fast either.