Detective Cho, a cop on the edge, is mourning his mother's recent death while under investigation for graft; on top of that he is suddenly put in charge of a seemingly-impenetrable mystery.
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| Crew | Kim Min-su | Stunts |
| Writing | Chang Youn-hyun | Author |
| Sound | Bang Jun-seok | Music |
| Production | Ku Bon-han | Producer |
| Writing | Kim Eun-jeong | Author |
| Writing | Shim Hye-weon | Author |
| Writing | Kong Su-chang | Author |
| Writing | In Eun-ah | Author |
| Production | Choe Kwi-deok | Executive Producer |
| Sound | Cho Young-wuk | Music |
| Directing | Chang Youn-hyun | Director |
| Production | Chang Youn-hyun | Producer |
| Editing | Kim Sang-bum | Editor |
| Camera | Kim Sung-bok | Director of Photography |
