Dreams, hopes and passions of the inhabitants of a populous and humble tenement in Madrid. Among them, an inventor who invents always what is already invented, a composer, a hostess, a locksmith, a delivery of a pastry ...

After completing his voyages Sindbad the Sailor and his hearty crew have come home to find a palace coup d'etat has occurred and his home city is being run by a brutal dictator played by Pedro Armendariz. He's got designs on the beautiful young princess, Heidi Bruhl both lustful and political.