Three females from a private detective agency are hired to find out what happened to a man who went missing while scuba diving.
| Directing | Lui Kei | Director |
| Production | Run Run Shaw | Production Supervisor |
| Editing | Tong Kwong Yan | Editor |
| Camera | Suen Lun | Director of Photography |
| Sound | Kwong Wai-Hung | Sound Effects |
| Sound | Frankie Chan Fan-Kei | Original Music Composer |
| Writing | Lui Kei | Screenplay |
