"You... why are you so good at blowjobs?" "I'm starting to feel like I don't want to lose..." A pair of close friends who are worried about doing it alone but are willing to appear with a friend have their first CFNM experience! Although they are embarrassed by the throbbing cock in front of them, their Kokoro spirit unique to women gradually awakens, and before they know it, they are showing off their techniques to each other! Is it a vibe? Instinct? A sense of rivalry? An unpredictable documentary of their first experience watching a masturbator!