Ely Parker leads an investigation into corruption within Native American agencies. Tex Willer and Kit Carson help him in this investigation by taking the four chiefs to Washington. In their way are criminals led by Mike Thompson, who works for the mysteri
Major Granger steals the famous "jewel of Akbar" from the Indian Raja and flees to the USA. On his deathbed, he hands over the jewel to Captain Jones. At the request of New Orleans Sheriff Nat MacKenneth, Tex and Carson try to recover the jewel...
The Sons of Horus, the Comancheros, the Egyptian gods - all of them will stand in Tex's way to prevent him from rescuing Don Octavio's kidnapped children. Morisco also has an unsettled score with the Sons of Horus, fanatics from Egypt, so he will join Tex