It's a summer holiday weekend in Paris. Antoine (Jean-Pierre Darroussin), a timid insurance salesman, and his lawyer wife Helene (Carole Bouquet) are off to the south of France to pick up their...

It's a summer holiday weekend in Paris. Antoine (Jean-Pierre Darroussin), a timid insurance salesman, and his lawyer wife Helene (Carole Bouquet) are off to the south of France to pick up their children from camp. They being to quarrel while on the road. He pulls over for a drink at a bar along the highway. When he returns, she is gone. He dashes to the train station to try to meet her but is too late. Darkness has fallen, and left alone to continue the journey, Antoine picks up a strange hitchhiker, not knowing he might have already crossed paths with his soon-to-be-missing wife. Based onia novel by Georges Simenon (Maigret), Cedric Kahn's (L'Ennui, Roberto Suco) edge-of-your-seat thriller masterfully evokes he films of Alfred Hitchcock and Claude Chabrol.