Yumi is hospitalized with appendicitis. Her postoperative recovery is going well, but her pubic hair, which was shaved during the operation, has started to grow back, making her feel itchy. Unable to resist, she distracts herself by masturbating, but her lecherous doctor, Takamori, sees through her. When Yumi fidgets when he touches her crotch, Takamori persistently plays with her sensitive parts. Her body becomes so intoxicated with the pleasure that she begins to crave pleasure, begging for caresses. Moreover, once her body has been stimulated, it becomes even more sensitive...