Kim Pil

Though it places his own life in danger, a look-alike commoner secretly takes the place of a poisoned king to save his country from falling into chaos.

In Sector 7, an underwater oil field located south of Jeju Island, Hae-jun is working as a marine equipment manager on an oil prospecting ship called Eclipse. Joining the crew later is Jeong-man, a former colleague of Hae-jun's father, assigned to Eclipse as captain. Though his job is to oversee the withdrawal of the ship, he suggests conducting some drilling one last time.

While practicing after hours in her high school, an aspiring singer is mysteriously killed and her body vanishes. Her invisible ghost is trapped in the school, but her best friend is able to hear her voice.

Feeling stuck, young fisherman Yong-su sees no hope in his future - like a fish in a net. As a last resort, he plans an insurance scam by staging his disappearance, hoping to provide a better life for his Vietnamese wife and his ageing mother. At the centre of this scheme is his captain, Yeong-guk, who reluctantly reports Yong-su missing. However, when Yong-su’s mother refuses to connect her son’s disappearance with his death, the white lie snowballs into something harder to chew.