im's date with new girlfriend, estate agent Susan Young, is interrupted when he is called in to investigate the death of young scuba driver Jacques Laval, whom the pathologist believes was murdered. Jim finds evidence that Jacques was smuggling in heroin with another diver. At the same time Moira Montauban, trophy wife of an arrogant French film star, disappears. When Jim catches up with her he finds she has made a new life for herself - but unfortunately, it is with the chief suspect.

Overview from IMDb.com