An undercover cop goes deep undercover to inside one of Hong Kong's most notorious Triad gangs only to find him getting consumed by a life of crime and seediness.
| Directing | Alex Cheung | Director |
| Editing | Cheung Kwok-Kuen | Editor |
| Production | Peter Yang Kwan | Producer |
| Camera | Alex Cheung | Director of Photography |
| Writing | Alex Cheung | Screenplay |
| Costume & Make-Up | Mok Wai-Hong | Makeup Artist |
| Writing | Cheung Kin | Story |
| Sound | Joseph Koo | Music |
| Crew | Arthur Wong Ngok-Tai | Cinematography |
| Production | Johnston Wong Chan-Sin | Production Manager |
| Directing | Teddy Chan | Assistant Director |
| Directing | Simon Yip Fai-Wong | Assistant Director |
| Sound | Ho Chan | Sound Mixer |
| Sound | Kam-Cheung Chow | Sound Recordist |
| Sound | Kuo Hua Wu | Sound Effects |
| Camera | Gam-Kwan Chan | Still Photographer |
| Camera | Wah-Sing Choi | Assistant Camera |
| Sound | Ho Chan | Music Editor |
| Writing | Cheung Kin | Script Consultant |
| Directing | Hoi-Cheung Kwan | Continuity |
| Directing | Lin Tuan | Continuity |
| Directing | Ling-chang Tao | Script Supervisor |
| Production | Ji-Chiang Kuo | Production Assistant |
| Production | Jeff Lau Chun-Wai | Other |