Did you know that we all spend an average of six years of our lives in a psychotic state? Did you know that the strictest censorship will probably be applied by our subconscious? And did you know that every night your body paralyzes in order to fly? Take a walk through the world of dreams which some describe as the oldest but supreme personal virtual reality, while others as a world as real as any other that we experience. Learn everything we know about the anatomy of sleep and dreams, all existing theories and hypotheses about the neurophysiological and psychological causes that lead to the creation of dreams and the possible interpretations that allow us to take a look at the most hidden secrets of life , the subconscious and our personality.