A Border Patrolman goes undercover to break up a smuggling ring on the Arizona-Mexico border.

Bill Carson arrives and tells Cash Horton that his supposedly worthless mine contains valuable tungsten. Duke learns of the mine's value and tries to have them both killed. Failing, he has the Sheriff arrest Bill for murder. Unknown to Bill and the Sheriff, the victim is alive and well.

Both Nolan and Ross are losing cattle and Ross' foreman Kerns is the culprit. When Taylor finds a wanted poster of Kerns he goes after him.

An elderly rancher writes to his son to come home and help him fight against a bandit gang that is trying to take over the ranch.

Landis kills Tom Ross but fails to get his money. Now he is after the Ross ranch for the money he knows is there. When he tries to evict Ross with gambling IOU's, Bill drives him away. With the Ross cowhands out after his rustlers, he finds the money. But Bill is right on his trail.

The simplified plot has two different gangs attempting to wrest control of valuable Oklahoma oil lands from an orphaned girl, who is aided in her fight by her adopted father Chris Morrell.

Retiring from a life of train robbing, Benjamin R. Jones takes over the ghost town of Stillwell, knowing full well that the property belongs to Molly O'Rourke. Enter horse wrangler Tom Mason, who smells a rat and does his best to unmask Jones as the crook he knows him to be. Molly at first falls for Jones' scheme, but confronts him when a general feeling of lawlessness sets in. The villain, alas, has an ace up his sleeve: Molly owes back taxes on her property, which is ripe for a takeover.