"I see your shoes," says the trainer, who's easily young enough to be her son. "They are really not for training."
Nope. They're for fucking.
He's a very hands-on trainer. She's very receptive to that. He teaches her how to stretch. She stretches very well. When her head is by his crotch, she reaches out and rubs it. And that's where the workout ends and the sex begins.