A comedic idol music film about an unknown idol group named Bella, which has become a disorderly mess due to their agency’s poor treatment. Bella overcomes their conflict with an evil manager who tries to sell them off, and they eventually succeed in entering the Billboard charts.
Jae-ho, who aims to become the number one in a crime organization, gets to build up trust with Hyun-su, an ambitious newbie in the prison. While they try to take over the organization after the prison release, their ulterior motives starts to emerge.
Han Oh-ki is a weakling. One day, he is working out to become a real man, when multi-sportswoman Chae-in saves him from cramps at the swimming pool. He falls in love with her at first sight and tells her how he feels when they get close. However, he's nothing but a helpless younger brother to her and gets rejected. Oh-ki is mad and challenges her to a sports race and if he wins, she has to acknowledge him as a man...
K (Yeon Jeong-Hun), Tatsuya (Kazuki Kitamura), Joon-Oh (Lee Ji-Hoon) and Yuuji (Kim Young-Hoon) are best friends. They work for Sung-Ho's gang in a Korean neighborhood in Japan. A power struggle over their territory erupts between their gang and the yakuza.K, Tatsuya, Joon-Oh and Yuuji try to revenge the death of a gang member, but they are soon chased by the police. As a result, Tatsuya is arrested and the relationship between Joon-Oh and K becomes frosty. Meanwhile, K robs the yakuza to bail out Tatsuya and Joon-Oh tries to find the snitch in Sung-Ho's gang. They learn that someone is behind the series of deaths of their members. A plan for revenge is set forth.
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.