A female college student who has been masturbating since she was a child decides to star in an adult video, wanting to experience something more pleasurable than masturbation. She is a born masturbator, and even though her parents warn her not to, she doesn't stop masturbating, and her hands are always between her legs. But she has a desire to cum through sex. When the AV actor's penis is inserted into her sensitive pussy, which she has trained through masturbation, she experiences an orgasm she has never experienced before. This is the moment when this beautiful girl who loves masturbation becomes a sex lover!