The book is about Sherlock Holmes. He is a detective in London and he dissolves mysteries with his friend mr Watson.On day, when Sherlock was at ms Warren's place, ms Warren told him about her mysterious new lodger.First Sherlock didn't wanted to ...
know anything about it because she hadn't got facts enough. But when she told some more things, Sherlock changed his mind. Now he thought he had to look at it.The thing ms Warren told were very strange. She told that her lodger never came out of the room he bought. And he always sended prints when he wanted something.