The film takes place somewhere in the Danish countryside in the middle of the 19th century. Here within a small Danish peasant family, harsh circumstances reign. With the prospect of yet another tough winter, the farmer Jens faces an unbearable choice. If the family is to survive the winter, he must settle an agreement with the rich farmer nearby and forsake his own moral as well as his most precious possession, in an effort to secure them all a better life.

Marine Lieutenant Steve Landers has perfected a new bomb-release for airplanes which he is testing with the aid of his mechanics,'Singapore' Stebbins and Jack Murray. Dick Weber, one of a group of enemy agents attempting to steal the plans, is a friend of Colonel Dale, whose daughter, Linda, is engaged to Landers. Weber learns that "Singapore" and Jack are to deliver the final blueprints to the Colonel's home. Beckstrom , head of the spy ring, has some of his agents dress as Marines and obtain entry the the hangar. They get the plans but "Singapore" and Jack have overheard a conversation that indicates the spies are heading for a nearby island which is the headquarters of the espionage group.