Professional bodyguard Anatoly Kitaygorodtsev receives the task of accompanying the daughter of a Moscow businessman on a trip to a friend outside the Urals. On the spot, it turns out that the friend’s father, the richest man in these parts, is in danger - an assassination attempt is about to occur on him. At the request of his superiors, Anatoly remains here. Now his task is to find out which of the guests arriving for the oligarch’s anniversary may turn out to be a killer. He suspects everyone. Nerves are stretched like strings, and the cold-blooded killer has already begun to prepare for the operation...