Jim Cameron becomes desperate at his failure to get work, and resolves to hold up the stage in order to provide necessities for his wife and sick child, Mildred.
The earliest surviving film featuring Lon Chaney in a major role, By the Sun's Ray's was but one of several 2-reel westerns starring the florid Murdock MacQuarrie. MacQuarrie plays a detective investigating a series of gold shipment robberies. Along the way, he falls for a mine superintendent's pretty daughter (Agnes Vernon), much to the dismay of a sullen mine office clerk (Chaney), who is also smitten with the girl...
Broncho Billy is a foreman on Roger Newman's ranch and is in love with his daughter, Mae. Newman finds this out, discharges Broncho Billy and sends Mae to visit her brother in the east. Broncho Billy kidnaps Mae from the stage coach and they marry, squatting on Newman's land.
Jan, the hunter, is in love with Marie, a French-Canadian girl. The same charmer has captivated Otto, the driver of the Wilderness Mail, a vengeful and selfish individual. Mane has a half-sister, Joan, a decided contrast to her, a sweet lovable girl not ordinarily bold or aggressive, but when aroused firm to a finish.
Broncho Billy, a cowpuncher, is elected to the office of deputy. The sheriff is in love with Gertrude Scott and fears that his deputy is smitten with her. An outlaw has been terrorizing the town and the sheriff determines to capture him. He meets the outlaw in the woods, gives him money and promises him his release the following day if he will give himself up.
Slippery Slim uses his position as postmaster in order to hold back all the invitations to Sophie's birthday party, except, of course, his own and that of the parson.
John Preston, ranch owner, owes a large sum of money to Don Jose Praz. The Don's rascal son, Raphael, with the aid of an accomplice, steals some of Preston's cattle. Raphael loves Kate Preston and urges his father to press the matter of the notes as a lever to win Preston's consent to the marriage. Kate's heart, however, belongs to the foreman, Jack Deering. Unable to force Preston's consent, Raphael kidnaps the girl and carries her to a lone cabin. Game as every Western girl who has ridden the free plains, Kate fights him, but the villain's strength beats her down. The girl's horse has meanwhile run home. Jack, accompanied by the cowboys, starts on the trail. He arrives at the cabin and, after a death duel with the Mexican, kills him as the cowboys come up.
Drink makes a brute of Broncho Billy and he does not realize what he is doing when under its influence. His wife and children are mortally afraid of him when he is in this condition and keep out of his way. At the saloon one day he provokes a quarrel with the one doctor of the town and wounds him with a shot from his gun.
Raymond is a painter who is very successful in his career. One day, he walks into a saloon and his eyes fall on the beautiful Jennie. She poses for one of his paintings and later runs off with all his money. When they meet again, they fall head over heels in love and get married. She is forced by Apaches to steal from him again, but Jennie refuses. In revenge, they lock her up and go after Raymond themselves. They attack him and lock him up as a living mummy in a sarcophagus. He is eventually rescued and reunited with Jennie, while the Apaches themselves are locked up.
Pete Larson is a brute whose battered wife, Anne, finally finds courage to leave. The woman gets lost in the wilderness and is taken in by a young hunter, who later proposes marriage. Mistakenly believing her husband to be dead, Anne accepts only to find her first husband returning to perform a bit of blackmail.
Broncho Billy had promised Marguerite that he would never drink again. She agreed to marry him. That afternoon, one of the village gossips sees Marguerite with Boy Turner, a surveyor, and hastens to inform Broncho of it. Marguerite's sweetheart threatens to kill the surveyor, but finally suggests a duel to be fought ten minutes later. Marguerite hears of it, hastens to the minister's home, where she gets him and takes him to Kelly's saloon.
Carnos, a greaser, is sent to jail. He is a very refractory prisoner and swears to get even with the sheriff when he is liberated. On the day of the greaser's release, the sheriff had captured Broncho Billy, an outlaw, and was bringing him to justice, when he is suddenly pushed from his horse by the outlaw, and is left to wend his way across the plains afoot. Broncho Billy escapes on the sheriff's horse and unknowingly stops at the sheriff's home for food. Looking through a window he sees the greaser about to take the life of the sheriff's wife.
Lieut. Wallace leaves his fiancée, Dorothy West, to cross the border with his troops into Mexico. Later he is wounded, captured and taken to the hacienda of the Mexican officer, Senor Paranze, where his wounds are dressed by Senora Paranze. The latter falls in love with the American when he defends her from her brutal husband.
Dave and Phillip Hull, twins, are totally different in character. Dave is steady, slow to hate and true in love. Phillip, the gay and popular gambler, is perhaps more lovable on the surface, but shifty and flare-tempered underneath. Dave loves little Meg, daughter of Hardy, a cattle rustler. Dave does not know that the father is a cattle rustler, however.
William Young and his daughter, Mildred, settle in the west, with the intention of investing their money in a mine. True Boardman, a mine shark, knowing that Young will be easy money, salts the mine and sells it to them.
Wally Bristow is a wealthy young chap infatuated with a heartless society girl. He discovers that she is not true to him and leaves her. At the club he runs into an argument among the members to the effect that none of them could start out with nothing and return in a year, married and successful. Wally takes his friends up on the bet. Wally goes west and secures employment on a ranch. He becomes the butt of the cow punchers jokes, and his employer's daughter thinks him a prig until, one day, she observes him thrash a ranch bully for ill-treating a dog. Soon after she promises to be his wife. The society girl, meantime, hears of it and starts west to break up the match. Arriving in the neighborhood she sends a note to her rival saying that the man is untrue to her and to go to a certain place and she will see him with another woman.
The firm of John Sterling and Sons bad been organized by his father, and when son Gilbert was old enough, he took active part in the management. Gilbert's love for the high life led him away from his duties, and it was nothing unusual for him to spend six nights out of the week with questionable company. Early one morning, intoxicated, Gilbert finds his way to his home. His father reprimands him and finally puts him out of the house, telling him "never to return."
Broncho Billy, a doctor and minister in the far west, is overwhelmed with grief one evening when he returns to his home to find a note from his wife stating that she could not bear the loneliness any longer and had gone to town with the man she loved. A few years later she is forced to her bed where she finally dies of a broken heart. Broncho had been told of her condition and hastens to her in time to kiss and forgive her. The negligent husband returns and Broncho Billy forgetting himself, is about to slay the man, when he suddenly remembers the note his wife had left for him, with these words, "Never forget your duty to your God."
For five years Dorothy had put up with her husband although all his refinement, delicacy and love had long since been drowned in drink. Dorothy had reached the turning point. She answered an advertisement calling for a leading woman to accompany a repertoire show west. She was given the position and that night left.