Frustrated with his son Akira's inability to study, Shinya, Akira's father, learned that Yui, the wife of his subordinate Hatano, was a tutor and decided to ask for her help. Yui, who came to their house, gave off an impression of being polite and serious, so Shinya placed his full trust in her. However, Yui's true face was that of a lecherous woman starving for young men！！
