During World War I, John Stevens invents an anti-submarine device, but the plans are stolen by two German spies, the Baron von Wiederholtz and Madame Elsa, who flee to a New York hotel. Stevens' daughter Alice pursues the spies hoping to retrieve the plans.

Melia Nobbs, a young Canadian woman, supports both her invalid father Ambrose and brother Henry. When Henry faces arrest for helping himself to his employer's cash, Melia steals the amount from the star of the theater where she has been dancing and offers it to her brother if he will enlist in the army. Henry agrees and goes off to war, making Ambrose proud of his son, but when Ambrose learns that his daughter has been arrested for theft, he disowns her. Melia does not reveal the reason for taking the money and is sent to prison. Meanwhile, Henry fights bravely in France and returns home minus an arm but wearing the Victoria Cross. He finds his sister, weak and worn from overwork, in the prison hospital. Seeing her brother with his medals, Melia realizes that her sacrifices for him and her country have not been in vain, and that in her own way, she has served her country.

Phemie, an avowed man-hater, marries Joe, the village blacksmith.

Designated to write an article on the high price of food, reporter June Justice visits the tenement districts where there have been food riots and where the women of the neighborhood have rebelled against the food retailers, thinking that they are to blame for high food prices. June then visits the retailers, the middlemen, and finally interviews Henry Havens, the leader of the ring of food speculators. Havens attempts to bribe June to slant her story, but finds himself falling in love with her instead. Under June's influence, Havens sees the hardship that his policies have wrought, and finally joins her in her push for legislation which would dissolve the food trust.