In the boundless Volga steppes, a gang is rampaging, robbing trucks and stealing foreign cars. For many months, police officers have been unsuccessfully trying to get on the trail of criminals. With each new robbery, the bandits hone their skills more and more, leaving no clue to the operatives. To neutralize the criminals, the police have to take a desperate step - to catch the gang "on live bait." The bait is a trailer driven by police officers - two men and a woman. They depict truckers and a random fellow traveler who makes money on the high road serving crews. Meanwhile, the bandits are completing the formation of their group. The leader of the gang adheres to his own code of honor, which earned him the respect of his subordinates and the envy of criminal authorities...