Bronco runs a herd of horses he broke into the corral at the Matt Wigram ranch as Wigram had shook hands on a deal the year before to buy them. Wigram was not home but visiting his neighboring rancher Jim Gant. Gant is putting up a fence effectively blocking in Wigram due to homesteaders on property he used to use. Bronco rides over to the meeting between Wigram and Gant. Wigram is facing bankruptcy so when Gant refuses to help, he lashes out at Bronco telling him to remove his horses. At the same time Martha Gant sends lunch to her husband Jim and his hand Railroad with their son Lew. Lew is fed up with ranch life feeling his father does not understand him. After Bronco and Wigram leave, he tells his father he is leaving home which does not surprise his father who gives his okay. Lew heads for town where everyone thinks of him as a boy but he proves his ability not only in poker but in gunfight provoked by one of the players. Seeing this Wigram decides to have Lew killed to draw in ...