Retired captain Andrei Mostovoy takes revenge on the criminal authorities who ruined his life. The first on his black list is recidivist Sukotkin. The second in line is the drug dealer Beldin. Having learned that the people's avenger Mostovoy has sentenced him, Beldin puts the most powerful and cruel criminal "scumbags" on his ears. They assure the seller of the dope that everything will be fine and follow Mostovoy’s trail. For some time it seems to them that they have the former captain under their control and his days are numbered. But it only seems so to them. Tracking down a wounded wolf means digging your own grave...