The Secret of Wyvern Towers

'The Secret of Wyvern Towers' is a mystery novel that starts with the murder of Mrs. Drelincourt. Her husband Felix, the owner of Wyvern Towers, and his foster brother Roden Marsh set out to find the killer. Felix is a striking personality with piercing eyes, and Roden is a tall, gaunt man with a stoop. As they investigate, they discover a white handkerchief with bloodstains that belonged to Felix and a letter in his writing found in his dressing room. The mystery deepens as they try to uncover the motive behind the murder and catch the killer. Will they be able to solve the crime and bring the culprit to justice?