Brockley Whin arrives in Blackwater with a reputation as a gunfighter, but whose side is he on in a growing struggle between the biggest ranch and the smaller ranches, led by Jubal Crossan of the Circle C? His former compadre, Amery Tasker, runs the Forked Lightning but, much as old loyalties count, from the moment he rescues young Jeb Crossan and his girl from Tasker's gunslicks, Brockley has a tough choice to make - leading him to a decisive shootout before his final face-to-face encounter with Tasker, and his own past...