In Dark Angel (1990), detective Jack Caine finds himself up against an unprecedented threat when a ruthless alien drug dealer begins harvesting human endorphins to sell as a powerful narcotic. Partnering with the straight-laced FBI agent Arwood Smith, Caine must navigate a web of crime and extraterrestrial terror. As the body count rises, the duo races against time to stop the alien predator and prevent a city-wide catastrophe. The film is a gripping mix of action, suspense, and science fiction.