Ranch owner MacGregor has seven sons and oldest Gregor leads his brothers to Las Mesas, a small town where they want to sell horses. They get into trouble with local people who are related with evil Santillana. After getting imprisoned and losing their horses they decide to go after Santillana's gang.

Story of two friends who rescue bumbling bandit Fidel from a shootout. While patching him up, they discover half of a treasure map tattooed on his back. Learning that the other half is tattooed on the back of someone else, they set about trying to put the two halves together while being joined by card sharp and all round trickster who discovers their secret and wants in on the deal.

Story of two friends who rescue bumbling bandit Fidel from a shootout. While patching him up, they discover half of a treasure map tattooed on his back. Learning that the other half is tattooed on the back of someone else, they set about trying to put the two halves together while being joined by card sharp and all round trickster who discovers their secret and wants in on the deal.

Ranch owner MacGregor has seven sons and oldest Gregor leads his brothers to Las Mesas, a small town where they want to sell horses. They get into trouble with local people who are related with evil Santillana. After getting imprisoned and losing their horses they decide to go after Santillana's gang.