17 year-olds Sung-eun, and Mi-sook are always curious about sexual matters that nobody teaches them about. One day, new teacher Bong-gu, a handsome and well bred stud,arrives at school and…

When police officer Kyungjin met with Myungwoo accidentally in a crime, she found that this responsible teacher was a really nice guy. At that night, Kyungjin got into a fight…

Dong-hyun, Seok-gu, Sang-min and Young-je are typical adolescent high school boys deeply curious about sexual matters. When a female apprentice teacher, Ms. Kim Yoo-ri begins teaching at their all boys…