A working class family move into a new condo purchased after 11 years of hard work. They throw a housewarming party to show his co-workers when overnight a heavy downpour creates an extremely deep sinkhole that engulfs the entire building.
Agents of the Korean National Intelligence Service (KNIS), Pyung-ho at Int’l Dept. and Jung-do at Domestic Dept. are both independently hunting a North Korean mole within the agency. During this investigation, they come face to face with an unbearable truth and must deal with an unthinkable plot to assassinate the South Korean president.
From a mountain peak in South Korea, a man plummets to his death. Did he jump, or was he pushed? When detective Hae-joon arrives on the scene, he begins to suspect the dead man’s wife Seo-rae. But as he digs deeper into the investigation, he finds himself trapped in a web of deception and desire.
Peninsula takes place four years after the zombie outbreak in Train to Busan. The Korean peninsula is devastated and Jung Seok, a former soldier who has managed to escape overseas, is given a mission to go back and unexpectedly meets survivors.