Seth Klugg, manager of the Springfield Cattlemen's Bank, is out of town, seeing the proposed new railroad as an opportunity for drumming up business. Meanwhile, the three strangers who ride into Springfield see in his absence an opportunity of their own... Kidnapping the assistant bank manager and his wife, they proceed to hold them hostage, awaiting the return of Klugg - the only man who knows the combination for the bank's safe. But Klugg has made many enemies, and is riding alone across open terrain - what will happen if he fails to return?