Misuzu is a general store clerk who lives a careful everyday life. She is often thought to have no sexual desire and to be pure, but in reality she is a very sultry girl who has a strong desire to reveal her erotic side. She hasn't had a boyfriend for two years and her sexual frustration is piling up... so she takes the plunge and enters the world of AV, which she has always been interested in. When it comes to sex, her whole body turns red and her sexual desire explodes.