Yuri (Rumi Mochizuki) visits a beauty salon on the recommendation of an acquaintance. The treatment exquisitely stimulates her sensitive areas, and even after she returns home, her body is still hot and fuzzy... When she returns again, the therapist, Okamoto, attacks her body with a massage that resembles an even more relentless caress. Although loved by her husband, Yuri is sexless, and is swept away by the pleasure, telling herself that his penis is a special massage and accepts it. Yuri excuses herself by saying it was a one-time mistake, but each time Okamoto touches her, her body becomes more sensitive...