In the Line of Duty 4 (1989)
Original Title: 皇家師姐IV直擊證人
Videos: Trailers, Teasers, Featurettes
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.
In the Line of Duty 4 streaming: where to watch online?
Currently you are able to watch "In the Line of Duty 4" streaming on Amazon Prime Video, AsianCrush. It is also possible to buy "In the Line of Duty 4" on Amazon Video as download or rent it on Amazon Video online.