An American agent exchanges places in prison with a condemned British officer and brother of a woman he greatly admires and goes to the gallows.
When her husband dies and leaves her penniless, Mrs. Lawrence Evringham moves in with her wealthy but grim father-in-law and schemes to marry Eloise, her daughter, to the rich Dr. Ballard.
While working his way through college, Paul Potter acquires a flock of wealthy friends who encourage him to give up his hometown fiancée, Sylvia Castle, for Muriel Evers, a flirtatious married woman. After Sylvia releases Paul, and Muriel's husband divorces her for infidelity, Paul and Muriel marry. Meanwhile, when Sylvia's father dies after being ruined in the stock market, she goes from one job to another in the city until she tries acting in a stock company. There she befriends Henry Leamington, an alcoholic leading man, who, as he tutors her, falls in love and stops drinking because of her. When Paul discovers Muriel's unfaithfulness, he renews his acquaintance with Sylvia, who still loves him.
After a stirring performance, Cleo Martell, a renowned stage actress, is visited in her dressing room by Gordon Trent, a too ardent admirer. When Cleo's husband enters, a fight ensues, and Trent kills his rival in the struggle. Jack Stanley arrives on the scene to help but is accused of the murder by Cleo and is sent off to prison. The opportunistic Trent marries Jack's rich fiancée Helen Forde, who believes that her former lover is guilty of unfaithfulness. Jealous of the arrangement, Cleo eventually tells Helen the truth about the killing, causing Betty, Helen's daughter, to cry over her mother's unhappiness. Moved by the girl's tears, Cleo joins forces with Helen against Trent, and the two women go West where Jack, escaped from prison, works as a cowboy.
Lisetta, the daughter of a fisherman, lives with her father and brother on the island of Capri. When Serrani, an Italian who has grown wealthy in New York, visits the island, he induces Lisetta to accompany him to America. There he abandons her and she becomes a dancer in an underworld café owned by "Dago" Joe, where she meets the artist Stanford Graham, who employs her as a model. Meanwhile, Lisetta's brother Domenic comes to New York to avenge his sister's dishonor.
After his defeat at the hands of "Spider" Flynn, the welterweight champion of Europe, boxer Jimmie Dolan and his trainer, Thomas Jefferson Jones, leave for a principality near Paris. Having lost all their money on the fight, Jimmie accepts Count Conrad's offer to impersonate Prince Frederick in return for a large sum of money.
When Mary and Fannie Graham, daughters of a good mother but a father with criminal instincts, are left motherless, Mary flees from her unhappy surroundings while Fannie, inheriting her father's disposition, remains and is raised as a thief.
Tommy Buckman, the ne'er-do-well son of dime store magnate John Buckman, is given one last chance to succeed by surveying a possible location in New England for the opening of another store in his father's chain. Arriving in the town of Winton, Tommy lands in jail and, disowned by his father, is bailed out by Nina Potter, whose father owns the only dime store in town.
From a Montana mining camp, a young man progresses to the society heights of New York, making his mark publicly as a dancer, but secretly as a gentleman burglar.
In their small village, Romanian peasant girl Katinka Veche falls in love with the studious Jan Drakachu. Jan wins a scholarship to an American university eventually becoming a successful engineer. Unbeknownst to him, Katinka, whom he had to leave behind in the village, is sold into slavery by her cruel, dissolute father. Her owner, Victor Dravich, beats her into submission forcing her to become his mistress in his Syrian gambling den. When the house is raided, Dravich takes her on his travels around the world until they finally settle in a small Arizona mining camp. Broken, she sees Jan but is too ashamed to speak to him sending instead for her old tutor Boris. Upon arrival Boris kills Dravich but is shot by the sheriff. Katinka, now free, follows Jan to New York. After further travail the pair are finally reunited.
Hartley, fascinated by the vampish Leonie, steals and serves a term in prison. Not satisfied with this downfall, Leonie again works her womanly charms upon Dr. Gerald, who is engaged to Johanna, the adopted daughter of Dr. McLean. Learning of the woman's designs on the young doctor, Hartley denounces her in Gerald's presence. In response, Gerald foolishly renounces Johanna and his friendship with Dr. McLean. However, when Leonie discovers that Johanna is her own daughter whom she had deserted as a child, she becomes conscience-stricken, gives up the young man and begs forgiveness.
Lieut. Governor Oliver Barnitz accedes to the governorship when his predecessor, failing to call out the militia during a riot at the Wilmot plant, is shot and killed by terrorist Oliver Poole. Faced with the dilemma of whether or not to commute the assassin's death sentence, Barnitz falls into a troubled sleep and dreams of being forced to cast judgment on his father in a similar position.
Indore, an Indian woman married to the English Captain Terence Unger is imprisoned by the prince after she gives birth to a baby daughter named Agatha. On his deathbed, Unger beseeches his friend Francis Duane to care for Agatha which Duane does, returning to England with the infant.
Glory Quayle, a natural-born mimic, leaves her country home, reaches London, goes on the stage, gains fame and affluence. John Storm, her country sweetheart, believing he has lost Glory forever, enters a monastery, tries to forget her, cannot kill his love, returns to the world, becomes a famous slum worker and friend of the poor.
Karl Sterner falls for Jenny, a beautiful young woman from an impoverished background, and soon discovers that he cannot control her willful personality - which proves to cause many conflicts in their marriage.
A father-and-son team of cons gamble their firm’s assets. The son is caught investing money that doesn't belong to him and is indicted on a swindling charge. The plot gets spicy when the District Attorney handling the case is his former sweetheart's husband. This situation gives the DA an opportunity to prosecute his romantic rival.
Albert Jordan, publishing house manager, lavishes his salary on his adored wife, Rita, and little daughter Edna. She is a churchgoing woman, while his home and his family is his religion. While returning home one day, Jordan sees his little daughter in the path of an auto. He runs to snatch her from instant death. He saves her but is seriously injured himself.
The Strings of Steel is a silent Action serial. Episode titles: 1. The Voice on the Wire 2. The First Central 3. Fighting for Love 4. The Power of Might 5. Kings of the Wire 6. Voice of the Continent 7. Telephone Poles 8. War of the Wire 9. When Lightning Strikes 10. Love and Victory.
Although Kenneth Carmont and Esther Saunders, criminal Bert Saunders' sister, love each other, Esther marries detective Elwood Collins, who agrees to stop pursuing Bert if she accepts his proposal. One night, Kenneth and Esther hide Bert, who has escaped from the police. The same night, Kenneth's father is murdered. The evidence implicates Kenneth, who cannot supply his whereabouts at the time of the crime, as that would give away Bert. Esther cannot clear Kenneth for the same reason, and because it would let her husband know that she was with her former sweetheart.
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.