After obtaining a divorce from his second wife Emily, Roy Tappan marries Dora Carson, who has just divorced her husband. Left poor with two children, Emily marries Walter Heath, a former suitor, then discovers that she cannot live with her new husband because the divorce is not legal in her home state. Tappan and his new wife soon run out of money, each having thought the other was wealthy. His aunt promises to support him in exchange for his two children. He kidnaps the children and hides them from Emily in his aunt's home. After Emily and Walter find them, they go to Yellowstone Park, where they are considered legally married. Tappan follows and is killed after a fight with Walter when a boiling geyser throws him into the air and throws him onto the rocks below.

Laline, a pretty young woman, falls in love with Dion, a young sculptor, but her mother wants her to marry a wealthy Englishman. Laline and Dion are visiting the gravesite of Laline's brother with a priest, and a cave-in traps the three in some long-abandoned underground barracks.

Slaving to perfect an invention, Noah Vale tries to keep two orphans--Rip and Patch--and himself by peddling books and is helped by Scallops, a girl who occasionally brings them food. He appeals to Fay, a wealthy relative, for help in marketing his invention and arouses the interest of Fay's pretty daughter. Sterrett, Fay's partner, steals the model but returns it when he discovers it to be worthless. Johnny Smith, Fay's secretary, is fired when he proposes to the boss's daughter; and visiting Vale's attic, he is comforted by his epigrams. Johnny takes them to a newspaper editor, and they are so successful that both Smith and Vale are hired. Vale decides to give up inventing for writing, and Johnny marries Miss Fay despite her father's opposition.

Engaged to Harley Jones, fickle Phoebe Mabee flirts with Anson Newton. She and Harley, as a result, break their engagement, but within six months they are reconciled and married. Phoebe becomes a mother, and when Harley is sent abroad by his business firm she and her two children go to a summer resort where she renews her romance with Newton.

A mother raises her six children and one by one lets them go out into the world. Their failures and successes fill her life, but she grows lonely without them. Then when one of the children has a surprise to announce, they all return home to be with their mother.