The famous French writer Gaston Leroux is a classic of detective and mystical novels, one of the most interesting and original authors working in this genre. His books are always distinguished by a brilliantly constructed plot, uninterrupted psychological tension, and unexpected endings. Strict logic coexists in Leroux's novels with mystery and mysticism, the realism of the narrative with the romance of images. The collection includes the two most popular detective stories that make up the duology, and the famous novel "The Phantom of the Opera", the plot of which formed the basis of Webber's opera of the same name and the sensational thriller. The novel "The Phantom of the Opera" takes readers into a mysterious world where love, fear and beautiful music reign. Together with the Count de Chagny, who is in love with the young singer Christina Daais, the reader will have to penetrate into the amazing mystery of the Phantom of the Opera, the culprit of all the incredible events of the novel, the Phantom, mysteriously connected with the fate of the young singer. Two detective novels are united by common characters: “The Mystery of the Yellow Room” and “ Lady in Black." The basis of the original plots is traditional: mysterious murders, a narrow circle of characters, a criminal who must be looked for among the few inhabitants of an old mansion (in the first novel) and a medieval castle (in the second), a difficult psychological situation when everyone is forced to suspect everyone, and a hero who reveals the secret , capable of maintaining the strict logic of his reasoning in the most incredible situations. Contents: The Phantom of the Opera (translation by V. Novikov) The Mystery of the Yellow Room (translation by I. Ingor) The Lady in Black (translation by I. Ingor)