High school student Yeon-ju and Eun-chae were rehearsing for a joint performance at the school after school ahead of the school festival performance. Then suddenly, a baseball that Hee-jun threw badly from the playground flies in through the window. Hee-jun comes into the classroom looking for the ball and the Yeon-ju tries to find Hee-jun's ball.

A web-comic artist finds that a series of murders are occurring that have a disturbing resemblance to the images in her work.

A fresco mixing the satirical, the surreal and the fantastical to portray the social and political evils of today’s Korea. A gas mask-wearing serial killer is spreading terror. Four people are on his tail on election day: Miju – a wolf-girl who leads a sect of youths who are planning their mass suicide, Bosik – a traffic cop who’s convinced he is a super hero, Patrick – a US Marine on the brink of madness following the serial killer’s murder of his Korean girlfriend, and Ju Sanggeun, the favourite of the candidates for the mayoral seat of Seoul, who has received a disturbing death threat. The man behind the mask remains a mystery. The killer is everywhere or perhaps he is simply inside each of us. –Venice Film Festival

Yeong-cheol is a totally incompetent man in his 40s. He runs a small chicken restaurant, but his fried chicken is the worst-tasting chicken in his village. He loses all his money, which is actually a paltry amount, in the stock market and leads a pathetic life. Worse, he gets bitten by a zombie and becomes one. One day, his family is plunged into a serious crisis because of the money that Yeong-cheol borrows from loan sharks. Yeong-cheol, who sees himself as totally powerless, fights them to save his family.

Eighteen year-old Tae-hoon and Mi-jung have been going out for 100 days. During winter break they decide to take a trip to the beach to celebrate their anniversary. When they are back home after a few days, they have to confront a harsh situation – Mi-jung’s parents don’t allow them to see each other until they become college students. Tae-hoon struggles to keep their love and wanders around Mi-jung but she is eventually changed and avoids him as her parents wish. Winter turns to spring, and Tae-hoon and Mi-jung both turn nineteen.

After the unusual attack on a school 'flower boy', Sung-min, on February 14, the same attacks begin to happen at different high schools on every month of the same day. Rumors say that the next victims will be at Neulparan High School.