When Nathalie, a shoe seller, is abducted, her mother Flora wastes no time taking matters into her own hands. Reluctant to call in the police, she galvanizes her three other daughters into action.
Annie, the ward of Monsieur Joachim, a nightclub manager, has fallen in love with Philippe Lebon, a singer who could easily re-float her guardian's failing business. The trouble is that Joachim has already - and hurriedly - betrothed Annie to his business partner. To make matters worse the young lady suspects Philippe of being unfaithful. In order to thwart the wedding of Annie and his rival, Philippe hires two of his friends, the resourceful Beaudubec and Tracassin.
Everyone in Paris thinks Fantomas is dead. A wave of extortion, blackmail and murder all point to the master criminal. Inspector Juve and his reporter friend Fandor set out to find the truth.
