Secret Reunion(의형제)

Six years ago a mysterious shooting takes place in Seoul. The after effects of the shooting results in Han-kyu Lee (Song Kang-Ho) losing his job at the NIS (National Intelligence Service). Six years later, Ji-won Song (Kang Dong-Won), an ex North Korean spy. now operates somewhere in the Seoul metropolitan area. As these two men hide their identities and work their particular angles, trouble brews again ....