Carlos Castaneda returns to Mexico and learns that his legendary teacher, the Indian sorcerer don Juan Matus, has named him as his successor.

Thus, seeking to conquer the sorcerer's power for knowledge, he turns to the primal and secret sources of the universe. Set against the captivating world of ancient wisdom, filled with unknown terrors, illusions, and dazzling visions, where the spirit of don Juan reigns supreme, the author immerses himself in the realm of magic and narrates the trials of humanity between destiny and freedom.

[Excerpt from the text on the back cover of the edition]