A German-American father, loyal to his new U.S. home, finds himself on opposite sides with his son in the wartime conflict between Germany and America. The son becomes involved with German agents plotting against U.S., and the father must decide between his son and his adopted homeland.

In the small shipbuilding town of Danforth, Albert Walker realizes, to his distress, that German sympathizers, spies and draft evaders, by voicing doubts about the United States' involvement in the war, are having a disastrous effect on the patriotic spirit of the townspeople.

A jealous dance-hall girl kills her lover. She escapes from the sheriff who is taking her to jail and hides out in the forest with a recluse who lives in a hollowed-out redwood.

A deputy marshal rounds up the bad guys and gets the girl.