This role-play is performed by adults. "Hey, I wonder if sex feels good..." Yuka, who has reached an age where she is sensitive to sex, asks her childhood friend Yuu. Those who are early have already begun to experience it for the first time, and they feel a sense of impatience. ``Let's have a porn production viewing party today.'' I can't control my rising emotions and watch a sexual act with my childhood friend. My crotch gets hot, and I find it extremely embarrassing to be in the same place. "Would you like to try the same thing...?" Seeing genitals for the first time, an awkward hand job, and ejaculation. One by one, the two slowly head towards their first sexual experience...