Jeong-yoon and Jong-bae own a car body repair shop together that gets in financial trouble. To help cover the losses and take care of her family, Jeong-yoon decides to smuggle thirty kilograms of cocaine.
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.