Yua Mikami is a young trainee teacher working at a high school. She is moved by the sincerity of a shy student named Yuki while she is betrayed by her soon-to-be boyfriend. Luckily for that student Yuki, he was actively propositioned by the lustful Yua and she said she wanted to teach him how to do it. How could he refuse the beauty and deliciousness of the young teacher? Yuki was immersed in that pleasure for a long time.