During her many years of service in the press center of the Central Internal Affairs Directorate, Ekaterina Petrovskaya got used to a lot. But she, like the chief of the criminal department of the police, Colonel Gushchin, was shocked by the case that they were investigating this time. In a forest near Moscow, a disfigured corpse of a man was found - with a severed head and hands, with signs of torture. This crime led to a chain of other mysterious murders, and all of them together lead to the Patriarch's Ponds, famous since the time of Bulgakov. There, in one of the fashionable houses, lives the luxurious beauty Regina Kutaisova and her daughter Pelopea, who lost her memory and beauty three years ago after an accident. Katya and her new partner Claudius Mamontov will have to find out and understand what such a terrible thing happened three years ago, since revenge turned out to be so terrible? ..