They say that if banker and oligarch Prokopov sneezes, the entire country’s financial system will start coughing. You can imagine how closely guarded this man is. But something unimaginable happened: a thief broke in not only to his residence, but into the holiest of holies—the safe room where Prokopov kept his collection of precious stones. Of course, they shot him at point-blank range. But that’s exactly what scares and alarms the famous detectives Colonel Gurov and Kryachko the most. A lone person couldn’t have done something like that…