In the office of Major Northfield, the quartermaster of the Pacific Coast, a leak has been discovered which may endanger the safety of American transports that are secretly carrying troops across the Pacific. Nara-Nara, a Japanese detective, is assigned to the case because his country has guaranteed safety to these transport ships. Nara-Nara believes that Northfield is guilty, although in reality it is Northfield's secretary Kitty Little, a girl of German ancestry, who is passing information to Dr. Ebell Smith, a German agent. Nara-Nara falls in love with Kitty, but soon after discovers that she is the leak in the quartermaster's office.

Will Prescott (Richard Dix) is a bank cashier whose assistant, Ned Seabury (Neil Hamilton), has made a killing in the stock market. With his newfound riches, Seabury proceeds to woo Prescott's wife, Agnes (Claire Adams), by buying her luxurious items that her husband can not afford. Seabury makes no secret of his aim, and Prescott desperately steals some of the bank's bonds, hoping to make enough money to keep Agnes by his side.

Captain "Wolf" Larsen, the absolute master of a seal schooner, is a mystic and philosopher, though he rules his men with an iron hand. On a ferry going from San Francisco to Oakland, Van Weyden, a critic, and Maud Brewster, a novelist, meet in masquerade costumes and are forced overboard when their boat collides with a steamer. Humphrey, then Maud, are picked up by Larsen's crew. Because of her costume, Maud is taken for a boy and placed in the custody of Mugridge, the cook, who attempts to attack her upon discovering her identity. Larsen takes her under his protection and decides to marry her; but as the ceremony begins, the crew mutinies, and Larsen is stricken with blindness as he faces the rebels. The ship is set afire, and though Humphrey and Maud are rescued by another steamer, Larsen, deserted by his crew, refuses to quit his ship and is enveloped in flames.

Ralph Ince stars as Brute Shane, a South Pacific trader who has adopted native girl Saina (Olive Broden). When Shane rescues English lass Nona Deering (Claire Adams) from white slavers, the jealous Saina begins plotting Nona's demise.

Dr. Allen Erskine's maiden aunt Elizabeth attempts to save her nephew's floundering marriage by staging the kidnaping of her nephew's son, in the hope that the married couple will be drawn closer together by the experience.

Corinne d'Alys (Daniels) achieves sudden success on the stage and among her many admirers is noted artist Robert Townsend (Menjou). Robert is married to Elsa (Williams), the sister of John Elliott (Stone), the producer responsible for Corinne's rise to fame. The young woman's head is turned by the praise she receives and, despite John's warning against Robert, she permits the latter to paint her portrait and pay her a good deal of attention. John himself loves Corinne and believes that wisdom will come to her with time.

A movie actress, mistakenly thinking she has killed a fellow actor, goes on the run and finds herself taken in by a Kentucky mountain family.

A stormy marriage of 6 months between Narcissa and Peter Williams ends in a bitter quarrel, and to gain his freedom Peter offers her more alimony than he can afford. Then he meets Mary Martin, who restores his faith in marriage. With business reverses, Peter falls behind in his alimony payments and neglects his new wife. Narcissa, however, manages to support Bertie Waring, a young sofa-hound; but she protests the delayed alimony and Mary is forced to take a job with an interior decorating establishment. Peter goes to Narcissa to appeal to her generosity, at the moment when Mary (unaware of Narcissa's identity as her husband's first wife) is working in Narcissa's apartment; seeing them together, Mary leaves in humiliation and accepts an invitation from Bertie....

Jimmy Gilley is engaged to Fanny Blaine. Jimmy would like to live in a more luxurious style, so he and Fanny urge her sister Virginia to marry the wealthy Robert Stafford despite her lack of love for him. She does so and the couple is happy for a time. But Robert begins drinking and eventually mistreats Virginia until she is forced to leave him.

Ben Jordan runs away after accidentally setting fire to a barn in his small New England community. He returns when his mother dies to find that she has left everything to her ward, Jane Crosby.

Joe, a weakling gangster, and Bob, an ex-gambler, compete for Lyla Mason, a working girl who also runs a 10th Avenue rooming house in New York city. Bob's desire to show Lyla he can support her leads him back to the gambling table when past-due rent threatens her with eviction. Bob and Joe are both suspected when Fink, a bootlegger, is found murdered in his room.

Harriet Craig, whose obsession with material possessions and immaculate neatness results in misery for all concerned. Harriet's husband remains blind to his wife's selfishness-until his eyes are opened when he is implicated in a double murder...