Unscrupulous girl traders transport unsuspecting blonde girls from a nightclub in Amsterdam to a brothel in Havana. The young journalist Verena Linkmann wants to expose the slave trade, disguises herself as an available dancer.
The young orphan Helga is raised by her aunt after WW II. At the age of sixteen, she turns her back to go her own way. As a rambler, Helga wanders through the night streets of Berlin and has brief acquaintances.