When one accidental killing leads to another, an ordinary young man finds himself stuck in an endless cat-and-mouse chase with a shrewd detective.

During a visit to his motherland, a Korean-Italian mafia lawyer gives an unrivaled conglomerate a taste of its own medicine with a side of justice.

Busan, South Korea, 1970s. Lee Doo-sam is a small-time smuggler. After helping a drug gang to smuggle meth, he falls into the dark crime world. Quick-witted and full of ambition, he eventually takes over the drug underworld and starts to lead a double life: a good community leader during the day but an infamous drug lord during the night.

A mermaid from the Joseon period ends up in present-day Seoul, where she crosses paths with a swindler who may have ties to someone from her past.

A case of the flu quickly morphs into a pandemic. As the death toll mounts and the living panic, the government plans extreme measures to contain it.

A corrupted customs officer, Choi Ik-hyeon, faces losing his job. Then, his life turns around as he meets ganster Choi Hyeong-bae who has connection with the Yakuza. They quickly form a partnership; Hyeong-bae helps Ik-hyeon set up a business with the money from drug trafficking while Ik-hyeon lobbies for his partner Hyeong-bae. As the government declares war on crime, however, their partnership begins to crack.