Masashi, a virgin who is invited by a beautiful older sister, Karen, to take her home at a dating bar and is thrilled with the feeling of her first experience. However, Karen is a queen pretending to be an ordinary woman, and she is just trying to make up for an amateur guy! ? Wait for sweet kisses, but what you get is passionate slaps and whips! He gets an erection while being puzzled, and the pain turns into pleasure, and the de M talent that sleeps in Masashi awakens...!
