Chan plays Ka-Kui, a virtuous Hong Kong cop who single-handedly arrests a drug lord. He is then framed for the murder of a fellow officer and must clear his name while protecting a reluctant witness. The Action:
here is a review of the primary movie often associated with this search: Police Story (1985) Movie Review: Police Story (1985) Police Story
: Chan goes undercover with a mainland Chinese officer (Michelle Yeoh) to bust a drug ring. New Police Story (2004)