Joon-ki is working as a PE teacher at a high school. One day while his students are playing dodge ball, Yeong-eun catches his eye because of her boldness. After that, Yeong-eun openly shows her emotion towards her teacher. Confused Joon-ki tries to keep away from her but soon he ends up kissing and touching her and is charmed by her youth and beauty at school. He feels terrible for his pregnant wife Seo-yeon, and wants to end this strange relationship. But, Yeong-eun asks mor...more

Joon-ki is working as a PE teacher at a high school. One day while his students are playing dodge ball, Yeong-eun catches his eye because of her boldness. After that, Yeong-eun openly shows her emotion towards her teacher. Confused Joon-ki tries to keep away from her but soon he ends up kissing and touching her and is charmed by her youth and beauty at school. He feels terrible for his pregnant wife Seo-yeon, and wants to end this strange relationship. But, Yeong-eun asks more and more for keeping that day’s secret. A rumor spreads until his wife picks it up. Then, Joon-ki’s wife meets Yeong-eun by chance, and is shocked by Yeong-eun’s pregnant-like behaviors.less