Weekend campers, an escaped convict, young lovers and a police officer experience a night of terror when a hostile visitor from another world descends on a small Arizona town.

The year is 1887 and the place is the Arizona Territory. The Civil War is over; but further west, the battle to settle this wild land continues. At the eye of this storm of lawlessness is the notorious Tullis Crew. Out for revenge against twelve jurors who condemned his brother to death, Royce Tullis has left a blood-stained trail of vengeance against those who gave his brother the rope. The last notch to be carved on Royce's six-gun is Isaac Ackerman, the jury foreman. Royce and his cohorts...