The book investigates the nature and history of supernatural phenomena. Leo Ruickbie, a folklorist, explores various aspects of the supernatural, drawing on historical accounts, cultural beliefs, and academic research. The work aims to provide a comprehensive overview of how humans have understood and interacted with the unexplained throughout history, examining phenomena such as ghosts, witchcraft, and psychic abilities.

This book is likely to be regarded as an accessible yet informative introduction to the study of the supernatural. Its focus on historical and folkloric perspectives suggests a scholarly approach that avoids sensationalism. The work appears designed to appeal to a general audience interested in understanding the breadth of human encounters with the unexplained.