Lt William Calhoun, head of the police squad at Union Station, finds himself trying to solve a kidnapping when the criminals decide to use the train station as the drop-off point for the money. The victim, Lorna Murchison, is blind and her wealthy father is prepared to pay any amount to get her back safe. Working with Inspector Donnelly, they track down the kidnapper but he manages to escape leading to a final showdown in the station.—garykmcd