An erotic scene set in a private room under the guise of a personal massage after personal training. In a space undisturbed by others, a man and woman face each other one-on-one. Under the pretense of relieving muscle fatigue after training, intense sex unfolds. The male trainer's crotch elicits various reactions from the female clients—some resist, some grow curious, others clearly feel pleasure. A female client who inadvertently trained her libido during workout experiences intense, time-efficient sex.