Try 30 days of free premium.


Two elite National Security System (NSS) agents, Hyung Jun and Sa Woo who were sworn blood brothers, both fall for fellow agent Seung Hee. Sa Woo attempts to suppress his feelings for Seung Hee and wishes the couple the best.

Show Info

Network: Korea, Republic of KBS2 (2009 - 2013)
Schedule: Wednesdays, Thursdays at 22:00 (60 min)
Status: Ended
Language: Korean
Show Type: Scripted
Genres: DramaActionEspionage
Episodes ordered: 20 episodes
Created by: Jung Tae Won

Official site:

7.7 (10 votes)

Try 30 days of free premium.

Previous Episode

Episode 20

Episode 2x20; Apr 18, 2013

With the means of a nuclear bomb, Yoo Joong Won takes his final stand in an attempt to start a unification war.

Previous Episodes

Episode NameAirdateTrailer
2x20: Episode 20Apr 18, 2013
2x19: Episode 19Apr 17, 2013
2x18: Episode 18Apr 11, 2013
View full episode list »


Recent discussions

deleted posted 5 years ago

While the first season was even better than season two, this series is still one of the best series ever produced by Korea till now. Tons of action with some great actors in it. Just rewatched it fully and still loving it.

deleted posted 5 years ago

Jang Hyuk is a savage with his interrogation. Rewatching it and still loving it!

deleted posted 7 years ago

Nice trick to lure them out, but a tough episode for Yoo Gun.

Extra Details

Also known as:
  • 아이리스 (Korea, Republic of Korea, Republic of)
Try 30 days of free premium.