다음 중:Yu and Shinya are a loving couple. However, perhaps because of his age, Shinyas erection is poor. Afraid of being disappointed, Shinya decides to rely on a powerful aphrodisiac, but Yu and her son Hayato accidentally drink the aphrodisiac drink. The two of them desire each other so deeply and intensely that their reason and consciousness fly away from the sudden rush of lust. Even after discovering that the aphrodisiac was the cause of her bodys overwhelming pleasure, she still couldnt forget the stimulation... Yu and Shinya are a friendly couple. However, perhaps because of his age, Shinyas erection is poor. Afraid of being disappointed, Shinya decides to rely on a powerful aphrodisiac, but Yu and her son Hayato accidentally drink the aphrodisiac drink. The two of them desire each other so deeply and intensely that their reason and consciousness fly away from the sudden rush of carnal desire. Even after discovering that the aphrodisiac was the cause of her bodys overwhelming pleasure, she still couldnt forget the stimulation...