A US Army officer is sent undercover into the hills of Mexico's Baja California region to find and bring down the madman Crando and his group of crazed followers, who are setting up their own criminal empire spreading from Mexico into the United States.
In the Old West Charles Garvin and Clarice Winslow are happily engaged. One day artist, Ed Gardner arrives seeking lodging and is welcomed into Clarice's home, where he meets the young cowboy. However, when Charles must depart for a round-up, Ed begins to charm Clarice, who seems amused by his company and a triangle develops.
The Northwest Mounties are after Cheyenne Harry for the murder of an Indian boy, and the only witness to the crime is a priest - who can't tell what he saw because the real killer, Black Michael, has confessed to him.
Secret Serviceman Allen takes a job at Bart Stevens' mine in order to find evidence proving that Stevens is a mail robber named Smoke Gublen. He does - but by then, he is in love with the man's sister - and to make things harder, Stevens saves his life...
Left in the care of his half-breed brother, Buck, by his dying mother, Wallace Layson has no knowledge of his family history. His father, knowing that his son will inherit a ranch on his 21st birthday, tries to secure the property for himself by persuading a dance hall girl to come between the boy and his fiancée. When Buck learns of the plan he decides to foil it without his half-brother knowing.
Gold miner Edd Denmeade loves Lucy Watson, the sister of the official mining claim recorder. Denmeade suspects Watson of killing his father, who after a poker game was shot by a gambler "who shuffles with one hand." The real murderer, Sam Spralls, has convinced Watson that he killed Denmeade and threatens to expose him unless Watson assigns him all the gold claims. Spralls assembles a band of killers to jump the claims when Watson complies. Eventually, Denmeade learns the identity of the killer when he sees Spralls shuffle a deck of cards. He forms a vigilante party and rids the community of Spralls and his gang.
Gambler "On-the Level" Leigh (William S. Hart) is forced to leave his high rolling lifestyle to move his ailing sister Alice (Mildred Harris) to the healing climate the mountains. Financial strain compels him to resume his favored vocation. Unfortunately for Level, the dance hall girl Coralie (Alma Rubens) doesn't take rejection well and convinces the dealer to clean him out with a "cold deck". A desperate robbery ensues, leading to Level wanted for murder!
Bill Drake is a cowpoke who must prove himself innocent of robbing the general store. The real culprit, as our hero detects, is Tom Evans, the weakling son of a local rancher.
After the train station clerk is assaulted and left bound and gagged, then the departing train and its passengers robbed, a posse goes in hot pursuit of the fleeing bandits.
A sheep farmer brings his new wife to his father's ranch and the old man takes an instant dislike to her.
Bart Carson is in love with Lou and even goes to jail to save Walter A. Walker, a man she says is her brother but who is really a husband who has deserted his wife and two children.
A lost film. As described in a film magazine Exhibitors Herald on March 16, 1918: "a forest ranger known only as Headin' South (Fairbanks) goes forth in search of Spanish Joe (Campeau), a Mexican responsible for most of the treachery and outlawry along the U.S.-Mexican boarder. Headin' South gains quite a reputation as he goes along and finally believes himself worthy of joining Joe's band. in a whirlwind finish in which Joe is captured, Headin' South meets one of Joe's near victims (MacDonald) and falls in love with her."
A lost film. Teddy Drake is a pleasure-seeking aristocrat who ends up expelled from his exclusive Fifth Avenue club for playing practical jokes and other rambunctious antics. He decides to reform his selfish ways and boards a train heading heading for the Southwest.
A butterfly collector unwittingly wanders into an Indian encampment while chasing a butterfly, but the tribe has resolved to kill the first white man who enters their encampment because white oil tycoons are trying to force them from their land.
Homesteaders battle a cattle baron, who is trying to drive them off the lands they have settled on so his cattle will be able to graze on it.
In an early California settlement, Juanita, a dance hall queen of Castilian ancestry, knifes her lover, Jim Brandt, the dance hall owner, when she catches him embracing a new dancer.
Discouraged by the loss of his job and unable to find another young shipping clerk Clark heads west, promising his mother that he will send for her when he finds a decent job. Instead, he falls into bad company. Finding it hard to make money he first works in prospecting without success until finally securing a job in a mine.
Mining foreman Jimson is fired by Pedro and Madro when they falsely accuse him of trying to steal ore. When they attack him, he is forced to strike back, and they swear revenge. Their enmity intensifies when Jimson rescues Nina, a Mexican girl, from Pedro's unwanted attentions.
Deputy Sheriff Martin of Arizona is in love with Lola a waitress at the Gold Dollar restaurant. However, complications arise when Martin encounters James Kinney, a wanted murderer working under an assumed name in the local mine. Deputy Martin discovers that Kinney is also interested in Lola, fueling a rivalry between the two men. During a mine accident, Kinney is placed in a dangerous situation and Martin must decide whether to act on his personal feelings or uphold his duty as a lawman.
Miner Jim Mann is indifferent to the new baby and sees him as nothing more than an additional burden. His wife Lucy looks after the baby and is unable to help much with the work, and Jim's dinner is often late. He grows to dislike the child and refuses to hold or pet him. Dawson, another miner, and his wife and their small baby occupy the cabin on the adjacent claim.