Ettore Manni

A woman tries to gain control of his father's company after he dies.

The castle of the counts of Ventimiglia is conquered by the spanish Van Gould, who kills the count and sends his three sons in the Antilles. The ship is attacked by pirates and the three brothers are liberated. They decide to join the pirates to have revenge on Van Gould, who has also moved to the Antilles on the command of the viceroy.