To Shiho, Kenji, her son's childhood friend, was like a son to her. However, recently, Kenji's eyes had become lewd. Shiho pretended not to notice, trying to avoid it, but was eventually discovered. Although confused, she gently watched over him as a mother, but Kenji's erection became intense. Knowing that Kenji truly desired her, Shiho could no longer resist his throbbing penis…