The Secret Doctrines of the Rosicrucians is a book about the history, philosophy, and practices of the Rosicrucian Order, a secret society that has been around for centuries. The story was written by William Walker Atkinson, who wrote under the pen name Magus Incognito. The book begins by discussing the origins of the Rosicrucian Order, which is shrouded in mystery. Some believe that the order was founded in Germany in the 16th century, while others believe that it is much older. The book then discusses the philosophy of the Rosicrucians, which is based on the idea that there is a hidden truth about the universe that can be discovered through study and meditation. The story also discusses the practices of the Rosicrucians, which include alchemy, astrology, and magic. The Secret Doctrines of the Rosicrucians is a fascinating book that provides a glimpse into the world of a secret society that has been shrouded in mystery for centuries.