In the vicinity of the southern city of Krasnorechensk, employees of the Alpha group neutralized the Caucasian extremist group “Brotherhood of Wolves”. It was believed that during the operation all its leaders were destroyed and the decapitated group ceased to exist. But six years later, images of a grinning wolf's mouth - the "trademark" sign of the brotherhood - again appear on the streets of Krasnorechensk. The atmosphere in the city is heating up, clashes on ethnic grounds are increasingly occurring, and the situation is about to get out of control... Alpha employee Alexey Volkov is sent to the city as part of a small task force to conduct an investigation...