Ironworker Ned is putting money aside for a rainy day unlike his two sandhog co-workers Bill and Grogan who spend most of their money at the saloon. One day on the job Ned is saved from severe injury by Bill and Grogan tries to convince him to take advantage of Ned’s gratitude to extort some money. Later Ned and Grogan get into an argument and Grogan sworn to revenge attempts to get Bill to drown Ned, but the plan goes awry. Bill and Ned reconcile, eventually becoming business partners, Grogan goes to jail.

Enemy agents under the leadership of "Emanon" conspire with pacifists to keep the American defense appropriations down at a time when forces of the enemy are preparing to invade. The invasion comes, and New York, Washington, and other American cities are devastated.

Frivolous Jasmine Grenfel is torn between the bold Rudyard Byng and the reserved Ian Stafford. Impulsively she marries Byng with the rejected Stafford leaving for South Africa. He proves to be a poor husband, and much heartache follows but when war breaks out Rudyard distinguishes himself in the field, recovering from his former dissipation and the couple are reunited.