A Los Angeles police officer and a female FBI agent team-up to foil a counterfeiting gang in operation. The counterfeiter in question turns out to be an army veteran friend who saved the male cop during their time together in Vietnam.

LAPD detective Mike Dooley and his dog, the German Shepherd Jerry Lee, have been successfully partnered for ten years, but Jerry’s advancing age has Dooley’s superiors suggesting retirement and they are forced to work with a younger K-9 team: female cop Sergeant Welles and her disciplined Doberman Zeus.