The Ramblin' Kid, a cowboy, falls in love with Carolyn June, a beautiful easterner, and wins her after he triumphs in a rodeo in spite of having been doped by his enemy, Sabota the Greek, a crafty racetrack tout.
Dan O'Hara, known as "Big Dan," returns from the war, and finding that his wife has left him, turns his home into a boys' camp and begins to train boxers. He meets Dora Allen, rescues her from an unwanted suitor, and gives her shelter in the camp. For a time, their relationship, which has become serious, is complicated by the intrusion of another suitor and by a woman who informs Dora that O'Hara is already married. The wife dies, however, and O'Hara wins Dora.
A gang of bad men terrorizes the country. Their revenge is directed against the daughter of a rancher who defies the leader. The attempt to abduct the girl is foiled by Jim Bart.
Molly Wood arrives in a small western town to be the new schoolmarm. The Virginian, foreman on a local ranch, takes a shine to her, and vows that he will make her love him. The Virginian's best friend, Steve, falls in with bad guys led by Trampas. The Virginian catches them cattle rustling. As foreman, he must give the order to hang his friend. Trampas gets away and shoots the Virginian in the back. Molly nurses him to health, and falls in love with him. They plan to marry, but on their wedding day Trampas returns, looking for trouble.
Cowboy Tod Musgrave and his pal Del Hawkins steal a ride on a train after being kicked out of a saloon. The conductor throws them off when he discovers they have no tickets, and the two men swear revenge.
John Harley leaves his milkman job to take possession of half of a cattle ranch while waitress Sallie Summers goes west on a similar mission to take her half of their shared inheritance. Together, Harley and Sallie fight for ownership of the ranch with foreman Buck Osborne and his gang, who, to scare off the new owners, stage fake holdups, Indian battles, and gunfights.
An outlaw named Duane ( Tom Mix ), captured by the Texas Rangers, is promised a pardon if he rounds up a gang of cattle thieves. The man he suspects as the leader is revealed to be the father of Duane's sweetheart, Helen ( Billie Dove ). Duane captures the gang, gets a pardon for Helen's father, and marries Helen.
Billy Buell (William Farnum), a stranger involving himself with a long-standing mountain feud. The Benchleys and the Camps have been feuding ever since Lew Camp (J. Morris Foster) learned that his daughter Nellie (Doris May) was stolen by Jacob Benchley (Arthur Morrison) to replace a dead Benchley baby. Buell, who has fallen in love with Nellie, returns her to her mother (Virginia True Boardman). That doesn't sit well with the Benchley clan, who arrive for a final shootout.
Young cowboy Cyclone Jones falls for pretty Sylvia Billings, who with her sheep-rancher father has just come to town. However, his pursuit of Sylvia runs into some roadblocks, mainly the hostility of the local cattle ranchers to "sheepmen" like her father, whose sheep they believe ravage the range and leave it unusable for their cattle to graze on and who are determined to drive the new arrivals out of town.
Ben Darby and Pancake, his father, are owners of a mining claim in Northwest Canada. Ben goes to war, leaving Pancake to run the mine. During Ben's absence three claim jumpers take possession of the mine: one of the men is the father of Beatrice, Ben's sweetheart; another, a rival suitor. Pancake is murdered when he and Ben plot to regain the claim. Ben kidnaps Beatrice, resolving to obtain revenge through her. Ben finds that she knew nothing of the stolen claim and that her father was innocent of Pancake's murder. Ben then resolves to find the culprit and bring them to justice.
John Steele, a rich uncle, threatens to disinherit his nephew, Tom Steele, unless the latter learns to curb his violent temper. Tom is put on a 30-day trial and must resist all temptation to get mad or fight back no matter how provoked. And he is easily provoked, especially when called a lavender sissy-boy.
Bill is a gambler, whose friend Scipio goes in search of his wife Jessie. Jessie, fed up with her life of poverty, has run off with the wealthy and villainous James. She has left behind her two children on James' promise that she can send for them later. Scipio leaves the tots with Bill when he goes on his search..
Bela, reared by Indians, learns that she is a white orphan and runs away from the Indian village to avoid marrying a brave from the tribe. She determines to marry land prospector Sam Gladding, who resists her advances but later falls in love with Bela when an Indian sage gives him some advice.
Neil Allison is tricked into assaying some false samples from a young crook's mine. When Neil sees that he has been duped, a quarrel ensues, and Jim Starke, the youth, is stabbed by an unknown assassin. Neil runs away thinking he has committed murder and becomes the unwitting partner of the victim's father.
Blinky, the bespectacled son of Col. "Raw Meat" Islip, is scorned by his fellow cavalrymen stationed on the Mexican border because his previous military experience was as a Boy Scout.