James Collins leaves his dear old mother and goes West, where he becomes connected with the Bar Diamond Outfit. He finds the life of a cowboy arduous and the pay meager. The possibilities of owning a herd of his own by blotting brands or branding calves, occurs to him, as it has to many others, who desire quick results from very little effort. Six months later, he is a full-fledged cattle thief, branding cattle, under his own registered brand, while ostensibly an honest cowboy in the employ of the Bar Diamond Ranch. He writes his mother of his success and she, never dreaming of the hazardous occupation her son is following, plans to join him in the West.
Hwa-nyeo and Chung-nyeo, two country girls who have come to Seoul with big dreams. They are thrilled just to see the wondrous Seoul landscape, but a group of thugs, including Shanghai Park, appears before them. Just as they face a terrible fate, a man by the name of Dachimawa Lee appears like a comet. He suavely fights off the thugs and rescues Hwa-nyeo and Chung-nyeo. The two girls become infatuated with his manly image, and Hwa-nyeo and Dachimawa Lee fall in love. Meanwhile, the head of the thugs, the Nameless Man of the East, hears that his underlings have been harshly beaten and decides to make Dachimawa Lee pay. Finally, there is a battle between Dachimawa Lee and the gang of the Nameless Man of the East.
Munro and his gang control the valley and are driving away all nesters. Johnny arrives, and taking an interest in Barbara McGrail, decides to help the nesters. He receives unexpected help from Barbara's uncle who is posing as Salty Smith, one of Munro's hired guns. Salty thinks Munro killed his brother and is out to get proof.
Lacey is after the profits of the Foster and Morales rodeo show. He has Morales killed during a stunt and then forces Foster to take him on as a silent partner. When Rex Allen joins the show, Lacey tries to get rid of him also. But Rex survives and now believes Morales' accident may have been murder.
Hanson is using Bobby's carrier pigeons to receive messages. His man Slim shoots them down before they reach Bobby. When Slim is injured, Ranger Daniels posing as a drunk gets the job. He misses the next pigeon on purpose and gets the message from Bobby. But his identity has now become known and the gang rides to get him.
Nugget Clark has been having his stagecoaches wrecked and Marshal Rocky Lane arrives to investigate. The foreman of a nearby mine is stealing part of the mecury output and selling it in Mexico. Nugget's house has a direct pipeline from the mine and they are trying to drive him into bankruptcy to obtain his ranch. Rocky is quickly aware that the Foremen is behind Nugget's holdups but they are also onto Rocky when he accidently drops his badge during a fight.
When a fellow ranger (Julian Madison) is brutally murdered, the Captain sends Dave Austin to investigate the crime, only to stumble upon a money-laundering scheme in the works. With one eye on the killer (Ted Adams), Austin tries to unravel the racket. But keeping his true identity under wraps could be a problem. Rex Lease and Marion Weldon co-star in this classic Western from prolific director Sam Newfield.
Dan Burke is after a mail contract and Stevens through his henchman Keno is out to stop him. When Burke's son Larry brings the payroll he is murdered and the Three Mesquiteers blamed. Young Tim Burke breaks them out of jail and they start the timed mail run to obtain the contract. But Keno and his men plan to stop them by using dynamite to make a road block.
When Aaron Baring signs on as wagon master for a group of settlers headed to Montana's Powder River Valley, his dictatorial style soon creates problems. When the settlers reach their destination, Baring unwisely declares war on the local Indians. When savvy frontier scout Jim Henry tries to promote cooperation between the natives and the newly arrived settlers, Baring responds by having Williams whipped.
Lawyer Leland is using land rights to kick the ranchers off their land. When Wild Bill and Gabby arrive to help the ranchers, he has actor Percel frame them for murder and then incites the townsmen to lynch them.
When the Pony Express disbands, riders Tennessee and Johnny head for Adobe Wells. Tennessee becomes the Deputy Marshal while Johnny joins an outlaw gang. It's not long before Tennessee catches Johny attempting murder. As Johhnny is his best friend, he gives him another chance. But to no avail as Johnny murders a man and this time Tennessee must do his duty.
When Sundown wins a horse race he is paid with a deed to a ranch. Arriving at the ranch he finds the Prestons already living there. They bought it from the fake land agent Taggart who then frames Sundown for murder.
Lawyer Creech is after the ranch of the dying Cartwright. First he brings in Cahill to pose as the only living relative. Then when the Tonto Kid finds platinum on the ranch, Creech frames him for murder.
When his family is killed by Indians, a bitter cowboy turns into a ruthless hired gunman. Unbeknownst to him, his son had survived the attack, and is now a lawman. The son, not knowing that the killer is his father, is assigned to bring him to justice.