Her gym instructor is giving her a private lesson at her house, and he's a very hand-on teacher. She's just as interested in how her butt, hair and makeup look as anything else, but as she gets sweaty, the two of them kinda lose track of what the hell they're supposed to be doing and get into some naked body-on-body action that would never be allowed in a gym. He tries in vain to stay focused on what he's being paid to do, but when your client is sucking your cock, it's time to say, "It's your dollar," and let her do what she wants.