The great detective Mr. Sherlock Holmes had never encountered such a difficult case. The real test for his deductive method was a series of mysterious and terrible murders that shocked London, and with it the whole world, in 1888. They were committed by the most famous maniac of all time, who will forever be remembered as Jack the Ripper. This elusive killer is completely illogical and his crimes are unpredictable. The maniac lives and commits his atrocities in the deep shadows. Moreover, he decided to personally challenge Holmes himself, starting a deadly game with him. He is always one step ahead of the famous detective. He is devilishly clever, cunning and cunning. It became a matter of honor for Holmes to identify and catch him. After all, the price of every mistake is one more human life...