

63 minSeason 1 • Episode 20
LatestHyun-Jun and the NSS are able to save the hostages, but with the cost of Sa-Woo's life. But on the night of the summit, the NSS receives word that the hostages were actually IRIS soldiers in disguise.
Two friends, members of the South Korean military, are recruited by a secret black ops agency.
Production
Budapest and Japan locations elevate spy aesthetics
Acting
Kim Yeong-cheol's villainy steals every scene
Stunts
Hand-to-hand combat actually looks exhausting
Trivia, insights & behind the scenes
The ₩20 billion budget made it Korea's most expensive drama in 2009, with filming in Hungary, Japan and Russia.
The series reflected real anxieties about North-South relations during the Lee Myung-bak administration's tougher stance.