Yua Mikami is a young intern teacher working at a high school. She is moved by the sincerity of a shy student named Yuki while she is betrayed by her fiancé. Luckily for the student Yuki, he is propositioned by the lustful Yua and she says she wants to teach him how to do it. How can he refuse the beautiful and delicious young teacher, Yuki has been immersed in that pleasure for a long time.