Liu Yue Ping reports to the ICAC about a rich 2G Cao Yuen Yuen who bribed officers of the Hong Kong Correctional Services (HKCS) from inside the prison. William Luk decides to infiltrate the prison as an inmate to conduct his investigation, while his partner Ching Tak Ming and Chief Inspector Lau Po-keung back him up from the outside.
- Director: David Lam, Tony Ling Chi-Wah
- Genero: Acción Crimen
- Actores: Adam Pak, Ai Wai, Baby John Choi, Chrissie Chau, Dada Chan, Deon Cheung, Ding Haifeng, Eddie Kwan Lai-Kit, Gordon Lam, Janelle Sing, Julian Cheung, Justin Cheung, Kevin Cheng, Kevin Chu, Kumer So, Liu Kai-Chi, Lo Hoi-Pang, Louis Cheung, Louis Koo, Mannor Chan, Monna Liu, Patrick Tam, Raymond Lam, Shek Sau, Stephen Huynh