Bat recommends himself to be a wagon guide to cross the desert after a wagon guide is brought in dead with bullets in him. Three wagon trains have been lost that summer to a trail pirate. The woman leading the next train doesn't trust Bat.

Pawnee renegade Stone Calf and his braves have taken two white girls captive in a raid. The Army is leaving to back up Custer so Bat is asked to rescue the sisters. He reluctantly agrees to do it when his female friends pressures him.