Former sinologist and military intelligence officer Pyotr Merkulov is visited by his old friend from Latvia Oyar Yuri. A friend suddenly has a heart attack and is taken to the hospital. Before this, Yuri asks Merkulov to keep his car and bags. In the bags, Merkulov finds state-of-the-art spy equipment, money, a mobile phone and a pistol. In addition, Oyar Yuri died in the hospital. At the same time, the owner of the Bon Chance casino, Boris Malakhov, was attacked by a certain Altair company. Malakhov orders his people to deal with the racketeers, but he himself dies at the hands of a killer. Merkulov, having found out that his late friend worked not only for Malakhov, decides to independently investigate the complicated case...