Kim Jong-won, a communist operative in South Korea, turns himself in and assists the Special Investigation Unit to bring the other members of his organization to trial.
| Writing | O Jae-ho | Original Story |
| Writing | An Jun-o | Screenplay |
| Camera | You Yong-kil | Director of Photography |
| Sound | Choi Chang-kwon | Original Music Composer |
| Editing | Yu Jae-won | Editor |
| Art | Cho Kyung-hwan | Art Direction |
| Production | Gab-jin Han | Producer |
| Directing | Lee Won-se | Director |