An undistinguished B murder-mystery, with Karloff as the civilian employee of a military post who's accused of murdering an Army officer. Craven is a private at the base who smuggles in his new bride, Wilson, and hides her in an empty building. A sentry finds her and, at the same time, the
body of an officer pinned to the wall with a bayonet. Then a bomb is found in Kolker's office. Kolker calls in Kendall of military intelligence, who suspects Karloff, whom he arrested for embezzling 10 years before. With all the evidence pointing to Karloff, the investigation is to be closed when
Wilson accidentally discovers the real killer. Of course it's the least likely suspe...