In 1970s South Korea, follow two men on opposite sides of power — one driven by ambition, the other by justice. As their worlds collide, greed, loyalty, and survival intertwine in a battle that will shape a nation.

A painter in Amsterdam receives flowers from a mysterious admirer, while a hitman and cop find themselves in conflict.

Amid a coup, a North Korean agent escapes south with the country's injured leader in an attempt to keep him alive and prevent a Korean war.

After a high-ranking North Korean official requests asylum, KCIA Foreign Unit chief Park Pyong-ho and Domestic Unit chief Kim Jung-do are tasked with uncovering a North Korean spy, known as Donglim, who is deeply embedded within their agency. When the spy begins leaking top secret intel that could jeopardize national security, the two units are each assigned to investigate each other.