Outside the city, the corpses of two seasoned murderers are discovered, after whom the police have long been chasing. The initial version - the criminals killed each other without dividing the loot - is rejected by investigator Mukhin. He is sure that there was another person in the gang who managed to escape. Based on an identikit drawn up by a witness, it turned out that both accomplices were eliminated by Maxim Razin, a well-known repeat offender in criminal circles. The investigator recalls that Razin’s former lover, Irina, lives in the city. At her first meeting with Mukhin, Irina gives the impression of a gentle and completely harmless woman...