Gustavus Greeley is a bounty hunter, not a private detective. Nevertheless, he reluctantly accepts an assignment to travel to Elk Horn and discover whether or not Robin Warner, the town's ex-sheriff, is guilty of being a member of the gang of stagecoach robbers plaguing the area. On the way he sees for himself the way the gang operate when the stagecoach he is on is held up and he and the other passengers are robbed and threatened. Is the new sheriff,...