This book is the autobiographical story of a young French woman, artist and composer, who left bohemian London for the jungle of the Peruvian Amazon. Under the guidance of a hereditary shaman, the girl masters extraordinary techniques and undergoes strange, mystical rituals that are still practiced in Indian tribes. Comprehending the ancient wisdom of the Quechua Indians, she learns to hear the voices of grasses and trees and understand the will of formidable deities who have kept the secrets of the three worlds for centuries - air, land and water. And he carefully records all this in his diary.