
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.

as Park Pyong-ho

as Kim Jung-do

as Bang Ju-kyung

as Jang Chul-sung

as Cho Yoo-jung

as Director Ahn

as Yang Bo-sung

as Transposer

as Chun Bo-san

as Pyo Dong-ho

as Director Kang

as Lieutenant Ri

as Cho Won-sik

as CEO Choi

as Jung-do's Wife

as Security Command Investigator

as General Kim Soon-sik

as CIA Chief of East Asia

as Shin Ki-cheol

as Reporter Kang

as Washington Assassin

as Yang Bo-sung's Daughter

as Male Student 1

as Female Student 1

as Domestic Department Agent 1

as Domestic Department Agent 3

as Domestic Department Agent 4

as International Department Agent 1

as International Department Agent 2

as International Department Agent 5

as Tokyo Branch Agent 1

as Tokyo Branch Agent 2

as Tokyo Branch Agent 3

as Tokyo Branch Agent 4

as Tokyo Branch Agent 5

as Man in the Tunnel

as Dong-ho's Wife

as Ambassador Lee Ju-myung

as Head of Data Analysis Department

as Bunker Guard

as Jeon Gyeong-ja

as Tortured Student

as Tortured Student

as CIA Agent

as CIA Agent

as CIA Agent

as CIA Agent

as Washington Assassin

as Moksungsa Man

as Jung-do's Secretary

as Moksungsa Man

as North Korean Army

as North Korean Army

as North Korean Army

as North Korean Army

as President

as Bereaved

as Mr. Lee [Technician]