Mature woman Iroha-san becomes an object of sexual desire. Her body reacts to the risqué massage, not only letting out sighs, but unable to endure the treatment from someone well-versed in the female body, she ends up accepting the penis inside her. Abandoning her pride, her hips rise with the fierce thrusts, and the sight of her arching her back like a shrimp as she climaxes is breathtaking. Viewers are glued to that image.