London Police Superintendent Thomas Pitt almost for the first time had to conduct an investigation without the participation of his wife - Charlotte went on vacation to Paris for a month. And as luck would have it, the case turned out to be extremely strange and, perhaps, very delicate. A boat with a dead man was found near the Thames embankment. Moreover, the deceased was dressed... in a luxurious velvet women's dress, and his hands and feet were handcuffed and chained. In addition, someone covered the bottom of the boat with flowers. It was not without difficulty that Thomas established the identity of the murdered man. He turned out to be one of the most famous photographers in the capital, a recognized genius of photographic portraiture. At first, Pitt could not understand why a person of such an innocent profession could be killed, and in such a bizarre way. But then I realized: taking photographs may not be such an innocent activity. It is important who and how you photograph. And why...