A group of gangsters escape from prison and attempt to destroy a rival organisation holed up in a convent in Mexico.

Mike returns home in order to leave his gunfighting days behind him and settle down on a farm with his old sweetheart but things do not go as planned. Finding Jane murdered, Mike is set upon and left for dead by her 7 killers who also steal his life savings of $10,000; all in $50 dollar bills. They leave only seven dollars and Mike vows to track down every man, paying him back with a solitary dollar and death.

Forced to abandon their land that was sold to the United States, a group of Mexicans turns into bandits. Their leader, Rojas, with the help of Trevor organizes a big robbery. But, caught by the sheriff, he is condemned to 20 years of prison. Threatening to torture Rojas' son, Trevor learns where the money is hidden, not realizing that Rojas' revenge would be so ruthless...

Johnny Texas is asked to inquire about the death of Prescott, a rich landowner accused of having robbed a postal wagon. His investigation upsets Prescott's neighbor, Martin, who will use all possible means to stop him.

Smooth and lethal gunfighter Lee Calloway helps three bandit brothers escape from jail under the condition that they give him fifty percent of the stolen gold they have hidden. Of course, the treacherous sibling trio don't plan on keeping their end of the deal.