New Yorker Ben Phillips and mysterious Léo Hoffmann are strangers who are summoned to Paris by a mutual acquaintance. Upon arrival, they meet and soon find themselves tangled in a complex mystery.
Klaus Kinski plays the role of a drifter on a motorcycle who happens to be passing through town immediately after a young school girl has been run over and killed by an unknown person on a motorcycle. The parents of the girl conspire to get rid of Kinski with the help of some of the locals including the town bully who recently had a run-in with Kinski in a pub over a woman. Kinski's only ally is the woman whose honor he tried to defend. Trapped in the town due to sabotage on his bike and a number of other incidents, Kinski soon realizes he is in real trouble.
Jean is young, gay, and promiscuous. Only after he meets one or two women, including Laura, does he come to realize his bisexuality. Jean has to overcome a personal crisis and a tough choice between Laura and his male lover Samy.
David Locke is a world-weary American journalist who has been sent to cover a conflict in northern Africa, but he makes little progress with the story. When he discovers the body of a stranger who looks similar to him, Locke assumes the dead man's identity. However, he soon finds out that the man was an arms dealer, leading Locke into dangerous situations. Aided by a beautiful woman, Locke attempts to avoid both the police and criminals out to get him.