He has defeated death thanks to the treatments of the wise Tibetan, Padma, his black magic teacher, and he is returning, more powerful and evil than ever! Announced by nightmares, apparitions and omens, he is burning with the desire for revenge… taking advantage of his role of Left Hand of Padma at the head of the Chinese sect of the Red Dragon and conspiring under the false guise of the macabre Doctor Fiesmot of Golconda, served by a tribe of Hualpai Indians subdued by him, he kidnaps Kit Willer and Carson! In the meantime, Tex and Tiger Jack, beating different paths, are on the tracks of their most diabolic enemy… Mephisto!