God she was pretty like this. His hips lifted against her, providing a bare minimum relief of friction across his cock as his three fingers worked her, slowing so he could tease a forth.

"I want you to do something for me.." His palm spread over her chest, moving to her other breast to pinch and twist her nipple. "I want you to crawl on your hands and knees over to my desk and get my bottle of oil. I have the perfect plan for your tight, perfect ass." If she agreed, he'd slowly thrust a few more times before pulling his hand out and, as she got on all fours, he wouldn't be able to resist sitting up to slap one of her ass cheeks encouragingly.