Returning to House of a Thousand Candles a mystery unfolds involving two lookalike girls...or is there only one very crafty one?

As a baby, John Ermine is stolen from a wagon train by the Crow Indians and is adopted by Chief Fire Bear. John grows to manhood, ignorant that he is a white man until his parentage is disclosed to him by Crooked Bear, a white hermit who is on friendly terms with the Crows. Crooked Bear teaches John the language and customs of the white man's civilization, impressing upon him that it is his sacred responsibility to keep peace between the white men and the Indians.

For Nita Valyez, who is half-Spanish and half-Irish, Carlos represents potential violence and danger, two things to which she is both attracted and repelled. In contrast, she has only a passing interest in Big Jim, the town's honest, good-hearted sheriff. Then, after Carlos kills a faro dealer, he forces Nita to make an escape with him.

Three outlaws fleeing a posse through the desert come upon a dying woman and her baby in a wagon. Before she passes away, she makes the men promise to take care of her baby and get it safely through the desert.

While in Europe, Chaddie Green, a society girl, discovers that she has been left penniless. She returns to the United States and meets Duncan MacKail, who is equally broke though he owns grainland in the West. Duncan and Chaddie are married and go west to homestead. Duncan hires Ollie, a Swedish caretaker, who frightens Chaddie. When business takes Duncan away, Chaddie goes to take care of Percy Woodhouse, an Englishman who has become ill at his place fifteen miles away. Her horse runs away, and she is forced to spend the night there. She sleeps under a wagon, but Duncan is nevertheless angry and jealous.

Returning to his father's cattle ranch after the excitement of serving in combat overseas, Bud McGraw becomes restless, and his father decides to send him to an old friend who commands the Border Police in Texas. On the way he meets Peggy Hughes, accompanying her Uncle Graham, a customs inspector, and he retrieves her hat from the rails of a train. At the headquarters, numerous scrapes and fights win him the admiration of, and friendship with, the men. Lazaro, a Secret Service agent, invites Mrs. Graham and Peggy, who are staying at the border station, for an automobile ride, and they are captured by bandits and held for ransom. Bud and his pals deliver the ransom and discover that Lazaro is the bandit chief. Lazaro refuses to release Peggy, but a jealous rival, Nita de Garma, causes his downfall and shoots him as the Border Police arrive to rescue the party.

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.

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.

A western settlement of pioneer descendants is threatened with the loss of its water supply through the encroachments of nearby townspeople.

Francelia Billington and Dorothy Gish battle outlaw Ralph Lewis out on the range with assistance from ranch foreman Donald Crisp.

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 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.

Cal Roberts can ride anything with four legs. He enters the contests held at big rodeo. He wins all honors and meets a girl who races horses to help her father clear pressing debts. Complications follow, but Cal wins 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.

Hired ranch hand Tex Smith is smitten with Lucy Blake, who lives in the cattle settlement of Marco. Meanwhile, Indian chief Brave Bear despises the encroachment of white people and conspires with Sam Hardman to steal the town's cattle during a rodeo.

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.

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.

When Pinto reaches her eighteenth birthday, the five wealthy Arizonans who adopted her upon the death of her parents decide that ranch life will never make a lady of her. Their old friend Pop Audry, formerly of Arizona and now a member of New York society, agrees to provide Pinto with the necessary education. Accordingly, Pinto and her cowboy nursemaid Looey are dispatched to New York where they lose Audry's address. ...

A foppish Londoner joins the Royal Canadian Mounties and tries to break a smuggling ring.

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."