"The Devil's Doctor" is an exciting adventure novel by the famous English writer Sax Romer. The main character of the book, Kaimo Patricio, has a great knowledge of medicine and magic, which helps him solve riddles and reveal secrets. Set in the exotic environment of colonial Malaysia, the book is full of unpredictable plot twists, mysterious enemies and exciting adventures. Rohmer's captivating atmosphere and sophisticated writing style make this book exciting for fans of detective and mystery novels.