After completing a successful cattle drive as a the chuckwagon cook, Mac signs up for another one to escape those seeking revenge for a crime he did not commit -- Amazon.

"A hot meal, a hard drink, and maybe a friendly hand of poker -- that's all Mac Mackenzie wants when he drifts into the small town of Harcourt City, Montana. What he gets is a fistful of trouble. When he defends a saloon girl from the unwanted advances of some local toughs, he earns the wrath of the town's powerful namesake, Oscar Harcourt. Harcourt rules this place with an iron fist -- and a steely eyed gang of thugs. Now he has his eyes on a ranch...