Two deadbeat friends barely pass the entrance exam for the Carabinieri, the national gendarmerie of Italy, but love for the same woman gets in the way.
Faced with a broken marriage, a woman decides to try to rekindle incestuous relationship with her younger sister, who is married to a wealthy older man.
A young European, Diego Medina (Carvell), joins the Mexican revolution and becomes a courier for Pancho Villa. He is captured and tortured by the Federales but escapes to the desert where he meets and joins a bandit named Malpelo (Fajardo) and his gang.