The son of a North Korean spy decides to follow in his father's footsteps to protect his little sister.
The story of student-soldiers trying to protect a middle school during the early days of the Korean War.
Go-ni's nephew, Ham Dae-gil, enters the gambling underworld only to be used as a scapegoat in a deal gone wrong. Now he's planning his revenge by entering one big fatal game.
Hyunjun and Sawoo, close friends and rivals from the South Korean special forces, are recruited by the secret agency NSS. They both fall for Seunghee, the beautiful but lethal profiling ...