Ryo Narushima is a student who has served prison time for killing his parents. Once he is released, he trains to become a professional kick-boxer.
| Directing | Soi Cheang | Director |
| Writing | Szeto Kam-Yuen | Screenplay |
| Writing | Izo Hashimoto | Story |
| Writing | Izo Hashimoto | Screenplay |
| Production | Izo Hashimoto | Executive Producer |
| Production | Tôji Katô | Executive Producer |
| Production | Sam Leong Tak-Sam | Producer |
| Production | Jun'ichi Matsushita | Producer |
| Production | Hirofumi Ogoshi | Executive Producer |
| Production | Shin Yoneyama | Producer |
| Camera | Edmond Fung | Director of Photography |
| Editing | Eric Kwong Chi-Leung | Editor |
| Costume & Make-Up | Silver Cheung | Costume Designer |
| Production | Hideki Onuki | Line Producer |
| Costume & Make-Up | Stella Hung Ka-Wai | Makeup Artist |
| Costume & Make-Up | Lau Wai-Hing | Hairstylist |
| Sound | Phyllis Cheng | Sound Re-Recording Mixer |
| Sound | Phyllis Cheng | Sound Designer |
| Sound | Ip Siu-Kei | ADR Recordist |
| Sound | Annop Jaikaew | Boom Operator |
| Sound | Chiu Ka-Shing | Foley Recordist |
| Sound | David Wong | Sound Designer |
| Sound | Wong Hing-Sang | Sound Re-Recording Mixer |