He picked up on it when she left him with room for creativity. This was his time to figure out how to please a woman, and he'd learn better if he was bold. He caressed her breasts some more, pinching the erect nipples very lightly. His kisses traveled down her neck, down, all the way until his lips were replacing a hand, kissing down her breast and taking it into his mouth now, sucking softly. His other hand, now free to roam, was so tempted to feel her sex, but instead it firmly grabbed her behind.... She had a nice butt. The thought made him smile inwardly.