A young sailor arrives in Busan Harbour; an outrageous-looking, woolly bear of a man appears in downtown Busan with a shotgun over one shoulder, a heavy knapsack thrown over the other; a tough-looking young woman joins her friend in robbing a naïve fat man in a suit. The strands of character and story will slowly converge, well after the audience, tuned to the coincidences and mistaken identities of melodrama, has recognised that these three have a shared history and are fated to meet and reconcile.

One father finds life nearly impossible to live as he attempts to raise his nine children on a pitifully small salary.

Cheol-Su, an assassin disguised as a patriot, Tae-Ho, a gangster, and Dal-Gun, a spy, are kind of people who can turn their backs from each other for the sake of their own interests. Now they are cooperating to find a golden Buddhist statue. They gets to think about the nation's wellbeing during their search for the statue, and decide to fight for their mother land, returning the statue to Lance.

Infighting breaks out between factions of the Communist Party over whether to back the U.N. Trusteeship under which the Korean Peninsula is to be divided between U.S. and Soviet control. One faction hires a hit man to kill the leader of the opposing faction. The hit man is known as the best in his field, yet is also known for having a heart.

Yeon-shil is the lover of crime boss Dong-il. She pays off one of the boss's henchmen, Man-ho, with whom she once had an affair; Man-ho is an opium addict, and he has been blackmailing Yeon-shil by threatening to disclose their past relations.