Lee Ji-hoon

A chinese secret agent Da-hee receives intel that a large number of illegal firearms are being smuggled into Korea and is sent to investigate the case. She meets Su-han, who was supposed to help her with the case but due to his lackluster skills, they keep fighting over really trivial things. But as their witnesses are suddenly murdered, the two of them quickly become the prime suspects.

A teacher and her student compete for the affection of a handsome man.

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 begins to teach their class. He becomes an object to watch and study. Bong-gu, although he seems fine on the outside, suffers from an unknown illness that makes him fart whenever he feels aroused. Three girls learn about this and they go on a mission to make him fart.