For years, Virgil Cole and Everett Hitch have ridden roughshod over rabble-rousers and gun hands in troubled towns. Newly appointed as territorial marshals, they step into an unsuspecting whirlwind of danger as they climb aboard an ill-fated train traveling through the Indian Territories. Their first marshaling duty starts out as a simple mission to escort Mexican prisoners to the border, but when the governor of Texas and his wife and daughters board the train with their bodyguards and a hoard of money in tow, the journey suddenly becomes a lot more complicated.