The attractive Argentine Don Careless is an adventurer and an excellent swordsman. Don is in love with Maria Moreno, since he had to emerge her jewels and had thereby to kill a shark. Don tries to prevent the forced marriage of Mary with the ruthless revolutionary Colonel Luis Corral. An armed clash between Don and Luis seems inevitable.

Cast: John Carroll, Adele Mara, Mona Maris, Roberto Airaldi, Vicente Padula, Cecile Lezard