Overview: Two friends, members of the South Korean military, are recruited by a secret black ops agency.
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First Air Date: Oct 14, 2009Last Air date: Apr 18, 2013Season: 2 SeasonEpisode: 40 EpisodeRuntime: 60 minutesQuality: HDIMDb: 7.36 / 10 by 38 usersPopularity: 72.415Language: Korean