"The Wyvern Mystery" is a novel by the Irish writer Joseph Sheridan Le Fanu, known for his mysterious and terrifying stories. In this book, the author tells the story of the young heiress Eleanor de Laura, who comes to Wyvern Grange to learn the mystery surrounding her native castle. Readers, together with the main character, discover the secrets of the past, meet mysterious characters and experience incredible events unfolding on the pages of this book. "The Wyvern Mystery" is an exciting mystery novel that will keep the reader in suspense until the last page.