A spy investigation show with a story about a top National Intelligence Service (NIS) agent. In his endeavor to uncover the internal traitor that brought him to his downfall, he confronts a much bigger enemy behind the organization.
Stars
Min Namkoong
Ha-seon Park
Ji-Eun Kim
Kim Do-Hyun
Hwang Hee
Bong-sik Hyun
Jung Ji-yoon
Park Jin-Woo
Kim Sung-Yong