Two French journalists become embroiled in a criminal plot in New York City involving a disappeared United Nations diplomat.

Out of prison after a five-year stretch, jewel thief Tony turns down a quick job his friend Jo offers him, until he discovers that his old girlfriend Mado has become the lover of local gangster Pierre Grutter during Tony's absence. Expanding a minor smash-and-grab into a full-scale jewel heist, Tony and his crew appear to get away clean, but their actions after the job is completed threaten the lives of everyone involved.

Gustave Manda es un peligroso criminal que, después de escapar de prisión, va a París para reunirse con sus socios y se ve envuelto en una matanza entre bandas rivales. Antes de abandonar el país, Gu necesita dar un último golpe para conseguir dinero, pero es perseguido por el inspector Blot.

After his father is killed in a plane crash, Bart Cordell returns back home to France to claim his inheritance: to lead the industrial empire his father built. But when a prostitute tries to set him up for a drug smuggling charge, he is forced to accept that his father may have been assassinated and that the killers are out to get him as well...