At the end of the 19th century, mechanical engineer Appare is thrown in jail for upsetting one of the town’s elite, who then also appoints young swordsman Kosame to keep an eye on him. But Kosame finds keeping Appare out of trouble to be a challenge.

The racers reach the first supply point and prepare to take on Death Valley. Meanwhile, Hototo discovers one of the racers is planning a deadly trap but soon finds himself in a bind.

As the race once again resumes and heads towards a Missouri railroad bridge, Gil the Butcher lives up to his name and sets his dirty plans in motion.