Secretly Greatly

Three elite North Korean sleeper agents live undercover for so long that they believe their cover stories are their real identities. They're shocked when they are ordered to kill one another or face death at the hands of an elite hit team.

Director: Cheol-soo Jang

Cast:Kim Soo-hyun , Gi-woong Park , Hyun-Woo Lee , Son Hyeon-ju , Hye-soo Park , Kim Seong-gyoon , Tae-goo Eom , Chang-Seok Ko , Chae-yeong Lee , Hye-sook Park , Yoo-Bin Sung , Choi Woo-sik