"Okay, I want you to f-fuck-" Words fail her at this point. She grabs at his back, scraping at the skin as her hips jut into his hand. Her face is buried in the crook of her neck as she gets closer. "Oh God, oh God-"

It's the touch that undoes her, having his body so near. She comes under a crashing wave of shame, her teeth in his shoulder, biting too hard to cover a whine.