The head of the Criminal Investigation Department of the Butovo region, Makarov, is completely replaced by the personnel as a result of a conflict with the leadership. Instead of experienced male cops, four young students are singled out.
Chechnyan War veteran Alexei Volkovoy (aka Volk) is a brutal gangster in Russia's underworld as well as a covert agent for the Russian military. Think of him as the Russian Jason Bourne.