Wright Hughey, an able bodied and quick witted seaman, reluctantly agrees in Marseilles to double for the dead Conrad Chancellor and enable the International Criminal Investigation Authority to get a line on a cartel of international hoodlums. Briefed and groomed for the deception which only a woman can detect, Hughey flirts and fights his way through to the helicopter take-off and disaster which takes the lives of those he has stalked..... Frantic fracas.