Lovestruck conservatory student Ariane pretends to be just as much a cosmopolitan lover as the worldly mature Frank Flannagan hoping that l’amour will take hold.

A teacher writing a book about gambling meets a hotel/casino owner threatened by a gangster.

Steve Gordon, an American agent posing as a black market operator, is in Tangier on a mission to stop the plans of three atomic-scientists who are there to pool their secrets and sell them in a package to the Communists.