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...
Roger Santet is a convicted murderer sprung from prison by the Sicilian clan headed by the aging Vittorio Manalese. They conspire to steal a large cache of jewels from an exhibit in Rome. As they are preparing for the heist, the mobster's American friend Tony Nicosia suggests that a better way to get the rocks would be to hijack the transport plane while it is en route to New York. The dogged inspector Le Goff is using all the available resources to thwart their plans. Though the heist itself is successful, Santet finds himself trapped by the mob because of his fling with Manalese's daughter-in-law.
Desperate, Didier throws hymself out in the Seine. Pascal, a newsboy, jumps and saves him. It’s the beginning of the friendship between them.Once, as Pascal helps Didier, he finds himself involved in a murder. Only the superintendent believes in his innocence…
Pierre Rossi and Béatrice live in the same block of flats in Marseille and love each other. One night, Béatrice leaves her apartment. Pierre knows that his fiancée goes to a rendezvous, but she would not tell him more than just that. Worried, Pierre follows her but he is attacked and stolen his identity papers by two men, Tom and Nasol, on the payroll of Quaglio, one of the city's bosses. Later on, Quaglio kills Nasol and deposits the body in a garage, leaving Pierre's papers nearby. As for Pierre, he manages to follow Tom to a villa where several young women have been invited. Pierre, horrified, realizes that this place is the headquarters for the white slave trade. - Written by Guy Bellinger
