Life in a fictional Tombstone in the 1880s.

Frank Leslie returns from prison to marry the widow of the man he killed; the dead man's brothers plan to exact their own form of justice, even though Sheriff Hollister has ordered them to get out of town by sundown.

While outnumbered, Hollister and Calibourne take on raiders to restore peace in Osage.

After Neal Wheaton guns down a civilian, Clay makes the tough decision to fire him; Clay orders Neal to leave town.

Hollister disguises himself as an outlaw to catch a Mexican bandit who killed a bank teller during a robbery.