Fresh from Vietnam's battlefields, Ray Hicks (Nick Nolte) does a favor for his buddy John Converse (Michael Moriarty) by smuggling heroin to America. But Ray and Converse's neurotic wife, Marge (Tuesday Weld), get ambushed when they try to make the drop, barely escaping with their lives. Suddenly on the run from two ruthless thugs and a murderous cop, Ray and Marge must find a way to get along while surviving a perilous double cross.