Seasons & Episodes
Episode 1
Kim Hyeon-Jun and Jin Sa-Woo, fall for the same woman who has chosen the both of them to be new members of a secret anti
Episode 2
For their first assignment, Hyun Joon and Sa Woo must stop a planned assassination on the South Korean President.
Episode 3
After saving the President's life, Kim Hyun Joon, Choi Seung Hee, and Jin Sa Woo are granted a vacation. But Sa Woo is c
Episode 4
Hyun Joon is given a solo assignment to assassinate a North Korean minister. But his actions could have him become the h
Episode 5
Hyun Joon is accused of being a spy. Now the NSS, North Korean Security, and the Hungary Police are all after him.
Episode 6
6-months after Hyeon Jun is believed to be dead, North Korea finds out that he is actually in Japan. Park Chul Young sen
Episode 7
Seung-Hee believes that Seon-Hwa knows Hyun-Jun's whereabouts and follows her back to Japan. Meanwhile, Hyun-Jun is bein
Episode 8
A mysterious man has been trying to track down Hyun-Jun because of a USB drive that he received from the late Hong Seung
Episode 9
Kim Hyun-Jun asks for Park Cheol-Yeong's help in getting his revenge on the NSS for abandoning him. Cheol-Yeong will onl
Episode 10
Hyun-Jun and Cheol-Yeong's men set up a wild goose chase for the NSS so that they can break into NSS headquarters withou
Episode 11
Hyun-Jun finally discovers that Seung-Hee is still alive. He escapes, with the terrorists, from NSS with a piece to a nu
Episode 12
Hyun-Jun makes contact with the secret man that saved his life in Hungary, in order to find out more about IRIS and his
Episode 13
Seung-Hee and Hyun-Jun are reunited. But the terrorists force Hyun-Jun to interrogate her for information. Meanwhile, it
Episode 14
Park Sang-Hyeon and Seung-Hee are beginning to suspect Sa-Woo and Baek San of being traitors. Park Cheol-Yeong is starti
Episode 15
Park Cheol-Yeong joins Hyun-Jun and an unknown organization to stop the terrorist attack on Seoul. But first, they must
Episode 16
The President has ordered Young Ki Eun's arrest. But when he turns up dead, the President orders Sa Woo and Baek San's a
Episode 17
The terrorist attack has been stopped and the future is looking bright. Baek San and Sa-Woo are locked up and Hyun-Jun a
Episode 18
Information has leaked out at NSS about the whereabouts of Baek San and Sa-Woo. Yang Mi-Jeong has turned up dead. IRIS i
Episode 19
Hyun-Jun has found the IRIS base and arrests Baek San, but Sa-Woo is still missing. The NSS tries to find out where IRIS
Episode 20
Hyun-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,
