On the American frontier in the last decades of the 19th century, Billie is a female cowboy who fights a series of bad men in this film serial.
Rustler Pete Sontag kidnaps Merlin Warner after he kills her father. Pete, a drug smuggler who uses his saloon as a front, coerces Merlin though beatings to become the dancer Mexicali Mae. She meets and falls in love with morphine addict Joe Blanchard but Pete frames Joe for a murder that he committed, forcing Mae to hide Joe in a homestead in the hills. After many struggles, Joe is cured of his addiction and proposes to Mae. She accepts, but when his mother and fiancée Eleanor arrive, they offer her money to leave, Mae refuses the money but becomes convinced that she is not good enough for Joe and writes to him that she is returning to the saloon. Joe learning of his mother’s plot arrives at the saloon and in the resultant fight Pete is killed. Mae and Joe are reconciled.
A college graduate returns West after ten years in the East to her home in Sulfur Springs. Virginia's mother, the owner of a rooming house has turned hard and uncaring in her absence and the girl finds comfort in her friendship with Ross Cavanagh, a forest ranger. The latter runs afoul of cattle baron Sam Gregg, who resents a new tax on cattle grazing on government land.
Jim Blake, the playboy son of a New York millionaire, heads west to prove himself a man. He goes to work on his father's ranch in Wyoming, and eventually wins over the locals by turning the tables on a town bully and trying to collect damages from a railroad magnate, whose trains have killed many of the Blake ranch's cattle. When the railroad refuses to pay, Jim comes up with a plan that will make them pay far more than they originally had to. Problems arise when he falls in love with Alice, the railroad magnate's daughter.
Miner Holton lives and works with his daughter Leota near Stormy Creek. Leota loves Dick Raleigh, though her father objects. When prospector Tom Andrews is injured near their home Leota and Dad nurse him back to health and give him work in their little mine. In repayment he intends to steal from them taking advantage when Holton is hurt while Leota is away but Dick thwarts him and he and Leota are united with her father’s blessing.
Miner John Walsh leaves his wife and baby behind on his barren claim taking their small store of gold to the settlement and gambling it away. He becomes embroiled in a fight with cowpuncher Burns and is killed. Shortly afterwards Mrs. Walsh, weakened by her attempt to work, her husband's claim collapses. The doctor declares only a transfusion can save Mrs. Walsh's life. Burns, now a fugitive, appears and volunteers. Mrs. Walsh's life is saved, but Burns, weakened by hunger and exposure, succumbs, happy in having made amends for his crime.
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.
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.
Trying to trick Ma (Lydia Knott) and Mary Winters (Allene Ray) into selling their rundown ranch, which will be in the path of a future railroad, Underwood (Charles K.French) hires Keno Creager (Albert Smith) to impersonate Jimmy Winters, not seen by his mother and sister for many years.
Jeanne La Roche lives alone with her brother in the great northwestern country. Jacques is a ne'er-do-well and has fallen under the suspicion of the mounted police, two of whom are dispatched to arrest him for robbery. The stolen goods are found in his home. Jeanne is too young to be left in their lonely cabin, so she is taken to the post, where the wife of the proprietor welcomes her and gives her a home. Several years later, Donald McLean wins her for his wife. Meantime Jacques escapes from prison, eludes his pursuers and takes refuge in McLean's home.
Dan Melton is in love with Daisy Dale, who, being of a coquettish disposition, permits herself to become infatuated with Soapy Smith, gentleman gambler. Sheriff Melton is greatly worried by the continual holdups committed by Black Jack, a desperado, who has become the terror of the mountains. His excursions in quest of the bandit compel him to neglect Daisy somewhat. One day Daisy meets with an accident while riding and applies for assistance at a lonely shack in the hills. To her astonishment Soapy Smith opens the door. She accepts his invitation to enter. Once she is inside, however, Soapy betrays his real character and attacks her. Daisy's screams are heard by Morristette, a Mexican, who rushes in and intervenes. Smarting under the blow Soapy deals him, he gallops to town and informs the sheriff. On arriving at the shack to rescue his sweetheart Melton finds that Soapy Smith and the long-sought desperado. Black Jack, are one and the same.
On the rim of the desert The Brute runs a saloon with an iron hand which he also uses on The Woman. When The Man wanders in and wins at poker The Brute tries to fleece him of his winnings but loses everything when suddenly The Man catches sight of The Woman. He offers to stake his all on her and they play. The Man has four of a kind. The Brute has a gun. But The Man is a quicker draw and the pair escape across the desert. The Brute follows but when he is defeated in a showdown he wanders off into the desert to perish. The Man and The Woman embark on a new life.
Madge Black witnesses her best friend Nan Westland, kissing her husband, successful lawyer Jeffrey Arnold Black, a successful lawyer, and orders Nan from the house. Angered by her refusal to let him explain, Jeffrey leaves his wife and son David, Jeffrey meets Nan on a westbound train. Though he does not love her he offers his protection and the next year they welcome a son, William. Nan pleads with him to divorce Madge and marry her for the sake of their son, but he will refuse. Distraught, she marries Ben Richardson, a client of Jeffrey's client, leaving their son behind. Twenty years pass with David becoming a responsible adult while half-brother William now known as “Rodeo” becomes the leader of a lawless band of robbers. Meanwhile Ben Richardson and Nan have become owners of Chanceland, a gambling-house in Colorado and it is there that things reach a climax between the near identical brothers.
Not realizing he is a bandit The Girl, owner of the Polka Saloon, falls in love with Ramerrez. Trapped by a snowstorm Ramerrez is forced to stay the night with The Girl. Upon discovering the situation jealousy drives dancer Nina Micheltorena to reveal his identity and whereabouts to Sheriff Jack Rance, who also loves The Girl. Ramerrez is shot trying to escape, and though she denies his presence she shelters him. Drops of blood prove lead to his discovery. Taking a chance The Girl wins both their freedom in a poker game with the sheriff. However incited by Nina, vigilantes are about to lynch Ramerrez when the sheriff interferes, explains his bargain, and restores him to The Girl.
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.
Bill Merritt and his pal, Chewin' Charlie, notice a touring car passing them on the road. Soon the car stops, and the party sets out after a jackrabbit wanted by an elderly lady in the car. Bill, realizing the brakes have slipped on a downgrade, rescues the runaway car and its occupant, Mrs. Gordon, and wins the lady's admiration. Invited to the hotel of millionaire mine owner Andrew Gordon, Bill becomes interested in his daughter, Cleo, but is told that the man who aspires to be her husband must possess wealth. That night Bill overhears a plot to take over a strip of land between Gordon's mine and that of his enemy Tom Middleton; Bill and Charlie set out to stake their claim, and after subduing "Fraction" Jack, they register the claim. Bill persuades Gordon to buy out his claim and saves Charlie from claim jumpers.
The son of the sheriff of Arizona Territory is an outlaw. When he's captured and sentenced to hang his mother and two sisters plead with the Governor for mercy.
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.
Mona Darkfeather in her first leading role stars in a story about a Cheyenne man and a Sioux woman and their love for each other, set against the backdrop of a western setting.
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."