Outlaw Pearl Hart robs a Wells Fargo stage.
Bat heads to the town of Trinidad to investigate a newly elected sheriff who used Bat's name to land the job.
Flames from a fierce dock fire approach a chemical supply building. With the building already cut off by fire, Mike Nelson attempts an almost suicidal task: swim into the building through an underwater intake pipe and douse the chemicals in water.
Mike accepts the challenge of Blaze Green, an expert female swimmer, to race underwater from the California coast to Catalina Island. Blaze -- hungry for the publicity she'll get if she beats Mike -- pits trickery against Mike's superior underwater skill.
The Dooling boys - one of the roughest crowds on the Frontier - terrorize Angie Pierce and her son. Having escaped the hooligans, Angie seeks Bat Masterson's protection against them.