Seong-soo, a successful businessman who lives with the perfect family in a luxury apartment, has secrets and mysophobia about his one and only brother. One day, he goes to see his brother after a phone call about him missing and sees weird symbols all over the house and he meets Joo-hee who knows his brother. "Please tell him to stop looking at my daughter. Joo-hee lives alone with her daughter but lives in fear of someone watching them. Seong-soo looks around carefully at the old apartment and realizes the symbols mean gender and numbers of people.Seong-soo returns to his from his brother's and notices a familiar symbol written next to the bell of his house too. Written by anonymous

Jae-hyuk is an ordinary man in his 40s. He works as a medical supplies salesman and is hassled by doctors all day. His brother Jae-pil is a detective that is not all that interested in public safety and spends most of his time moaning about the stock market. The discovery of a series of floating, gruesomely skeletal bodies around the country sparks hysteria. The police commissioner is disturbed to see CCTV footage of people jumping into water as if they were possessed, and drowning themselves. Time passes and hundreds of similar cases are reported, leaving officials stumped as to the cause of the deaths. The government declares a national emergency. Jae-pil joins the massive investigation and meets the mayor of a small town who claims he witnessed several men in work uniforms dumping infected dogs into the streams and realizes that there is a conspiracy behind the outbreak. Meanwhile, Jae-hyuk's wife and children are showing the same symptoms as the victims, leading to a frantic ... Written by TDM

The employees of a big box discount retailer band together when the contract workers are summarily laid off.

A staircase leading to the dormitory of a remote boarding school usually has 28 stairs, but every so often there appears to be 29. When someone steps on the mysterious extra stair, the horror begins.