Jim Steele spots Pete Dawson taking horses over the Mexico-Texas border, but Dawson has an alibi. A new group of recruits arrives at the Ranger station, among them Tex Wyatt, the son of Ranger Captain John Wyatt, whom he hasn't seen for many years. Captain Wyatt tells Tex that he is in the Rangers strictly on his own merit and there will be no favors played. He assigns Tex to pick up Dawson's trail, but orders that no arrest be made without proof.

Brett runs a protection racket for an unknown boss. When Jeff Hayes arrives and opens a gambling den, they try to shut him down. Unlike the others who have given in, he plans to fight back.

Tom Reynolds returns to find he is wanted for murder, his gun having been found at the scene. Tom suspects Munro and stages a fight to get a bullet from Monro's gun which he then sees matches the murder bullet. He gets his brother Steve to confess that he Monro forced him to rob the bank with his gun. But at Tom's trial, the bullets are ignored and when Steve fails to appear, Tom is found guilty.

Dr. MacAuley, a kindly, beloved country doctor, is sent to Fillmore Prison. His crime was for removing a bullet from a young man who was escaping from the police.

An outlaw falsely accused of murder realizes the only way to clear himself is to become a lawman.