Secretly, Greatly

Plot Summary

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

Top Cast

Kim Soo-hyun Won Ryu-hwan / Bang Dong-gu

Park Ki-woong Lee Hae-rang

Lee Hyun-woo Lee Hae-jin

Son Hyun-joo Kim Tae-won

Park Hye-sook Sun-im