Gaston Leroux 
The Man with the Black Feather [EPUB ebook] 

The Man with the Black Feather is a detective novel set in Paris in 1920. It tells the story of Sonia Danidoff, a young woman accused of murdering her husband, Ivan Danidoff. Sonia is defended by a young lawyer named Paul Destain. Destain believes that Sonia is innocent and sets out to prove her innocence. The novel follows Destain’s investigation into the murder and his efforts to clear Sonia’s name.
The novel is full of suspense and intrigue. Sonia is a complex character with a dark past. She is also hiding something from Destain. Destain must race against time to solve the mystery of Ivan Danidoff’s murder. He must find the real killer before Sonia is put to death for a crime she did not commit.
The Man with the Black Feather is a classic mystery novel that will keep you guessing until the very end. It is a well-written and suspenseful novel that will keep you turning the pages.