Winnetou and Old Shatterhand meet again deep in Ku Klux Klan territory. Bizarre circumstances lead them and their friend Old Death on a ride through the Mapimi desert; this will be the last journey for one of them. Later, when Old Shatterhand rescues a young boy from a disastrous oil fire in New Venango his heroic deed has far-reaching implications. The blood brothers cross paths again in Nebraska where they and Old Firehand must face the cruel white Indian chief Parranoh.