Klim Baikov stood up for his wife Marina, who was persistently pestered by the rich Caucasian Suleiman, and in a fight accidentally killed the offender. Klim was given five years for negligent homicide. After serving his sentence, Baikov returned home, but it was not possible to start a quiet, free life. Suleiman's brother decided to take revenge for the death of his relative. First he tried to kill Klim, and when that didn’t work, he kidnapped Marina and took her to Derbent, to the slave market, to sell her to a Turkish brothel. Baikov finds out where his wife was taken, and together with his sidekick, a thief named Komar, goes to Dagestan to save Marina...