The crooked Sabri, manager for the female dancers of the Seven Blue Stars are booked at the Alhambra in Tangier. Cilly find out about Sabri's shady plans and is now found dead in the harbor. Sabri have the girls passports in his pocket.
A group of young female dancers are traveling from Marseilles to Tangiers are tricked into believing they are schedule to perform in an exclusive North African nightclub. Their manager is actually involved in white slave traffic and the one woman who suspects the truth is murdered. When her body is found, the police are unsure of the cause of death, but Alexander, a German reporter who suspects the murder, follows the dance troupe. In the course of the investigation, he falls in love with Karen, one of the dancers. Several of the young women are lured into prostitution and forced to perform indecent acts, but before Karen meets the same fate, Alexander resolves the case. With the aid of an undercover Interpol agent, he brings the white slave trade organization to justice.
