Art student Jeong-hwa (Seo Woo) is moving to a smaller apartment by her school when she trips and falls, breaking a small statue on a box. She bends over to pick up the pieces and notices an amulet the shape of a queer mask and decides to use it for her exhibit assignment. After she moves she hears a weird knocking sound next door. She can’t sleep because of the knocking sound every midnight and starts sketching the amulet. One night, Jeong-hwa comes home late and runs into a strange woman with long tangly hair and barefoot in front of the elevator. She gets off without a word and starts knocking next door. Jeong-hwa is terrified, what is going to happen to her?
Flight attendant Won-Gyu left Korea 2 years ago with painful memories and now comes back. Won-Gyu meets Tae-Joon, who is a quick service delivery man and has a special night with him.
Sergeant Jung and his crew capture South Korean soldiers Han Gyu and Yeong Bok. Without knowing their identity, the crew continues the journey with two POWs.
An ordinary housewife, Yeong-hye, who has nightmares every night, finally becomes a vegetarian, throwing away all the meats in her refrigerator. Her husband Kil-soo starts to complain about her actions. Her family also worries about her health. During a family lunch, Yeong-hye tries to kill herself due to her father's abrupt violence. Observing all the happenings, Yeong-hye's brother-in-law, Min-ho, a videoartist, hears from his wife that Yeong-hye has a Mongolian spot on her hips. Min-ho gets inspiration from this and starts to sketch.
Five strangers, each with his own special talents, are recruited by the mysterious 'X'. They do not know why they are brought together, but nonetheless agree to a series of potentially lucrative schemes. A planned bank robbery goes awry when a minor mistake leads to a hostage situation. The robbery is orchestrated by Hwan. When Hwan turns up dead at the designated meeting spot, the remaining men realize something is seriously wrong, and suspicion flares.
A young man is on a quest to beat the game and rescue the Little Match Girl from the hands of the corporation that operates the game, but can he succeed?
While approaching the end of his mundane military service, directionless 24-year-old Joon attempts to sort out his complicated feelings for an older married woman, his ex-girlfriend and her vivacious sister.
