North Korean special forces agent Won Ryu Hwan (Kim Soo Hyun) is sent to help on a mission of reunifying Korea. After falling deep undercover and being told he must be eliminated, Hwan and two other agents Lee Have Rang (Park Ki Woong) and Lee Have Jin (Lee Hyun Woo) fight for survival, not ready to give up their ordinary lives.
Studio: Dreamwest Pictures
Screenplay: Yoon Hong-gi
Official Site: www.dramafever.com/drama/4556/Secretly_Greatly/