During a concert dedicated to Police Day, a famous singer was killed by a pistol shot right behind the scenes. Senior Assistant to the Prosecutor General Turetsky goes to the scene of the incident. But in the ensuing chaos, the criminal manages to escape... Investigators find out that a famous artist was killed with a bullet from the same weapon several years ago. This suggests the appearance of a maniac shooting pop stars. But Turetsky is sure that it is too early to put an end to this matter.