A boxer saves a girl from a noble kidnapper.
On the trail of counterfeiters Detective Craig is on their trail. Suspicion falls on James Dalton who passes bad money through unsuspecting "fences." Dalton plants bad bills on young Bob Brierly and when it is detected Dalton, as usual, escapes while the innocent Bob is caught and convicted. Upon his release Bob meets Mae Edwards who gets him a job in her bank. When Dalton comes to the bank to case it for a robbery he runs into Bob and tries to recruit him as an accomplice. Bob, who has married Mae, refuses. Dalton causes him to lose his position and because of Dalton’s persistent efforts forces Bob to join the crook. Craig, shadowing Dalton, knows Bob is taking part against his will. Craig foils the robbery and after a motorboat chase Dalton is captured and exonerates Bob.
Penniless aristocrat Yvonne Dupré ekes out a living selling her paintings to a crooked dealer, Leon Naisson, who passes them off as other more famous artists. Leon confides to his unscrupulous model Romildo, that he is attracted to Yvonne. Romildo drugs his lover, fiery Apache dancer Juliette who closely resembles Yvonne, then tries to extort money from Leon to have his way with her. Leon discovers the duplicity but convinces the artist's sweetheart, Dick Gray, that she has been unfaithful. As police close in on Leon, he frames Yvonne by planting forged paintings in her studio. Following Yvonne's arrest, Juliette is informed by her foster sister that she was stolen by gypsies as a child and is actually Yvonne's twin sister. Juliette exposes Leon's operation to the police, reuniting Yvonne and Dick.
When his buddy is murdered a dedicated cop, goes after the gang responsible.
A reporter and a detective team up to solve the murder of a nightclub singer who had been involved in a divorce scandal.
Wade Hildreth is sent to New York from London to receive a diamond necklace for Lady Gwendolyn from the jeweler Arabin. A gang of crooks led by Pete Fielding, known as "The Shadow," plans to keep Hildreth from going to Arabin's until they have robbed the store. Actress Morn Light, whom the Shadow loves, agrees to entice Hildreth to her apartment to be imprisoned. When she warns Hildreth because she wants to avenge her father's death, which was caused by the Shadow, the Shadow overhears and captures them both.
A blackmailed ex-thief is executed for a murder he didn't commit.
A baby is left on the Brinbecombes' yacht while they are sailing up the Hudson River, and they adopt him and name him Everett. They are neighbors of Governor Floyd Vandecarm whose twin children, Floyd Jr. and Fledra, were kidnapped in early infancy. Their abductor was Lon Cronk, a man sent to prison by Vandecar when the latter was a district attorney of the county. The twins grow up in Cronk's shack as "Flea" and "Flukey." Despite her rough surroundings Fledra/Flea grows into lovely young womanhood and she and her brother run away from Cronk's cruelty. They reach Tarrytown and peer into the lighted windows of the home of siblings Horace and Anne Shellington. Anne brings the two young vagrants into the house and ultimately adopts them. But Cronk, aided by Everett, wages a long, evil campaign to regain possession of the children.
Employed as secretary to Howard Abele, Marjorie Abbott attracts the attention of Sydney, her employer's son, who falls desperately in love with her. Mr. Abele is strenuously opposed to their marriage and he quarrels with his son. Marjorie has a half-brother, Dave, who is of an inventive turn of mind.
John Hampstead gives up his career as an actor and his actress sweetheart, Marian Dounay, to become a minister in a western town. Marian appears, and failing to win him back she tries to ruin his reputation. Hampstead is accused of stealing some jewelry though actually he is protecting the scapegrace brother of his current sweetheart, Bessie.
Jim Crosby, the product of a broken home, becomes a gangster and goes to prison. Meanwhile, Ann Payton, an heiress, converts a saloon into a mission. She is engaged to her father's secretary, Temple Vaughn, a gambler. Jim is released from prison and seeks shelter at the mission. Temple becomes indebted to gambler Phil Johnson and is forced to arrange a crooked poker game involving some of his wealthy friends. Jim overhears the plot and, realizing that Temple is Ann's fiancé, robs the poker game and puts a check Temple forged into Temple's own pocket.
Thinking that he has lost both his money and his beloved Nora's in a bad investment young New Yorker Ted Ewing arranges for his own murder. Suddenly he discovers the money is safe and has in fact doubled and sets out to cancel the contract on his life. But will he be able to do so in time?
Bank official Hanlin Davis is ruined in the stock market. Desperate, he fails to rob the bank but kills someone in the attempt. His wife Thora goes to D.A. Hastings to plead for a light sentence which the corrupt Hastings agrees to only if Thora gives herself to him. Upon his release the worthless Davis learning of her sacrifice divorces and turns her into the street. An outcast she becomes "the scarlet woman.” When wealthy crusader Robert Blake institutes an investigation exposing D.A. Hastings he is disbarred and decides to revenge himself upon Thora, considering her the cause of his downfall. Blackmailing unscrupulous society woman, Paula Gordon, he forces her to introduce Thora to Blake as a naïve woman while deceiving Thora that he knows about her past. After they marry Hastings denounces Thora, she flees, returning to her old life, but Blake, seeing her worth seeks her and they reunite.
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.
Old Silas Blackburn, a wealthy recluse, lives alone with his butler and his ward Katherine. One night, Katherine discovers Silas murdered in the room where three generations of Blackburns have mysteriously died. Silas' grandson Robert, whom Katherine loves, comes to visit the next day, suffering from amnesia.
Priscilla Worth, an innocent country girl, goes to the city to visit her aunt, who has sent for her, thinking that her childlike simplicity will afford a welcome relief to Vincent Morgan, a wealthy bachelor and man-about-town. The plan works, but soon after Vincent and Priscilla's marriage, Vincent, besieged by his friends to return to his gay life and suspicious of his wife's relationship with Durant--an artist who has painted her portrait--yields to temptation.
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.
Brothers James and Allen Mornington are both addicted to cocaine and both believe that their addiction is caused by a hereditary failing. James rises to the position of judge, but when Allen is brought into his court on drug charges, James resigns. The two brothers, along with James's daughter, Hilda, then retire to the country to fight their desire for drugs.
Millionaire Joshua Barker insists that his daughter, Faith, must marry Phil Langhorne, a man that neither likes, and Faith is in love with and eager to marry her childhood sweetheart, John Temple.
A man breaks into a flat, startling the occupant. They argue about the new girlfriend of the 'burglar', who's come to get her stuff. Then a third man bursts out of the cupboard...