Jim Hardie is sent by Wells Fargo to oversee and guard a shipment of old paper money from Virginia City to San Francisco to be destroyed when an anonymous tip is received that the Coyle brothers plan to steal the rail shipment.
When Wells Fargo receives an anonymous tip that a shipment of old paper money to be burned may be hit by the Coyle brothers, they send Jim Hardie to oversee the shipment and its security. The Coyle brothers led by Matt contact the Dane brothers Gig and Slim to see if they want in on the robbery which can net them a half a million dollars. Their plan is to dynamite a woodpile when the train stops to pick up wood to knock everyone out and then dynamite the rail car door to steal the money. Hardie has guards with the money plus him and Wells Fargo employee Dick Gore are riding on the train as extra guards. The robbers ploy works leaving Dick and Jim to try to follow their trail. Dick and Jed Coyle are killed leaving Matt to take off with all the money which he hides. When Jim kills Matt, he refuses to tell where he hid it. Written by