Elderly millionaire James Rance, whose only passion is chess, warns his grandson Tommy, who missed the previous evening's game because he played poker with his uncle Gilbert, that should he miss another game, Gilbert will gain the boy's inheritance. During another poker game the next night, Gilbert provokes a fight between Tommy and another player that results in the other player's supposed death. Meanwhile, Terrence Redmond, the guardian of an orphan he found while fighting in France, falls in love with Dawn Moyer.

Letters from the late mother of orphaned sisters Jane and Katherine seem to indicate that their father is Capt. Bob Dutton. Under orders from his superior, Colonel Harding, to acknowledge the children or quit the service, Dutton accepts responsibility for them. Shocked by his presumably checkered past, Cecile Harding, Dutton's fiancée and the colonel's daughter, breaks their engagement. One evening Jane surprises Capt. Robert Duncan, Dutton's rival for Cecile, stealing Bob's papers.

Hearing that the United States has just declared war on Germany, Bill Durham hurries to a recruiting station to enlist, but because he has flat feet, he is rejected. He falls in love with Barbara Knowles, whose guardian, August Myers, unknown to Barbara, is a German agent. When Bill learns that Myers plans to stir up trouble on the border of the United States and Mexico, he catches the train to New Mexico and routs out Myers' gang of bandits.

A pickpocket falls in love with a newspaperman. When he is sent off to war and she disguises herself as a boy, joins a gang and sets out to save him.

The American ambassador to Germany James W. Gerard warns that Germany will rise again to power and an attempt at world domination unless safeguards are taken, in this documentary-style propaganda drama.

Harold Whitley, a member of New York's idle rich, is upset when the United States enters World War I. Upon learning that married men are exempt from the Selective Draft, Harold urges his fiancée Mary to wed him quickly, but Mary indignantly threatens to break their engagement.

Dave Henderson, an orphan who has become the beneficiary of a rich man's will, falls in with race-track crooks Martin Tydeman and Bokky Sharvan who bilk him out of his $100,000 inheritance. In retaliation, Dave steals the money from Tydeman's safe, but is caught and sentenced to five years in jail. In prison, Dave becomes friendly with Millman, who is about to be released, and reveals the money's hiding place to him, arranging to rendezvous at the end of Dave's term. Once released, Dave is hounded by members of Tydeman's gang as well as the police, who are waiting for him to retrieve his bounty.