In a future where a failed global-warming experiment kills off most life on the planet, a class system evolves aboard the Snowpiercer, a train that travels around the globe via a perpetual-motion engine.
Gang-du is a dim-witted man working at his father’s tiny snack bar near the Han River. One day, Gang-du’s one and only daughter Hyun-seo comes back from school irritated. She is angry at her uncle, Nam-il, who visited her school as her guardian shamelessly drunk. Ignoring her father’s excuses for Nam-il, Hyun-seo is soon engrossed in her aunt Nam-joo’s archery tournament on TV. Meanwhile, outside of the snack bar, people are fascinated by an unidentified object hanging onto a bridge. In an instant, the object reveals itself as a terrifying creature turning the riverbank into a gruesome sea of blood¡¦ Amid the chaos, Hyun-seo is helplessly snatched up by the creature right before Gang-du’s eyes. These unforeseen circumstances render the government powerless to act. But receiving a call of help from Hyun-seo, the once-ordinary citizen Gang-du and his family are thrust into a battle with the monster to rescue their beloved Hyun-seo.
1986 Gyunggi Province. The body of a young woman is found brutally raped and murdered. Two months later, a series of rapes and murders commences under similar circumstances. And in a country that had never known such crimes, the dark whispers about a serial murderer grow louder. A special task force is set up in the area, with two local detectives Park Doo-Man and Jo Young-Goo joined by a detective from Seoul who requested to be assigned to the case.