Bandits ambush Capt. Roy Dexter of the U.S. Cavalry while he and his men escort a fortune in Confederate gold coins. Only Dexter survives the attack. He's subsequently sentenced to life in prison on the false belief he masterminded the ambush. Escaping from prison, Dexter sets about tracking down and exposing the true culprits.

This Spanish-Italian co-production tells the story of a man who feels deep guilt for the death of his wife: he, an alcoholic, is convinced that he accidentally caused her fatal fall in their house while he was drunk. He finds a new wife, but he is unable to cope with his first wife's death. Furthermore, the maid and his sister do not accept the new woman in the household. After a while, bodies begin turn up ... and the grave of the man's first wife is empty!