The Rough Riders are after a gang of rustlers. Marshal Roberts is posing as a wanted outlaw, McCall is the Marshal supposedly after him, and Sandy is on hand as a cook. Roberts hopes his joining the gang will help bring them in.
Billy Bonney is a hot-headed gunslinger who narrowly skirts a life of crime by being befriended and hired by a peaceful rancher, Eric Keating. When Keating is killed, Billy seeks revenge on the men who killed him, even if it means opposing his friend, Marshal Jim Sherwood.
Learning of Walters' inheritance, Larson kills him and assumes his identity. When Larson's men try to kill Walter's niece Lola, Jack Lane breaks it up. This leads to a showdown with Jack outnumbered by Larson and his gang. Having saved Loma's life earlier, he has Fuzzy ride for him and his men.
Sayres and his outlaw gang operate out of a town just across the border and out of the jurisdiction of the Texas Rangers. Ranger Bob Allen is sent across the border where he poses as an outlaw hoping to lure the gang back into Texas. He gets into Sayres' gang displacing the gang boss but the disgruntled ex-boss is able to expose the hoax and Bob is made a prisoner.