In the Line of Duty 4
皇家師姐IV直擊證人
Two detectives who are up to their necks in trouble and in each other’s face, as they try to shut down a drug-trafficking scheme that could be connected with international ties to organized crime. But in the midst of their investigation, innocent immigrant dock worker Luk Wan-Ting gets caught up in the mix when he witnesses the murder of an intelligence operative and is framed for the crime.
- Director: Yuen Woo-Ping
- Genre: Action, Adventure
- Actors: Cynthia Khan, Lisa Chiao Chiao, Michael Wong, Yuen Yat-Choh
