Well, the inveterate detective Zina Korytskaya has no personal life! As soon as she got involved in a serious investigation, it became known that her beloved Innokenty Plyukh was leaving for work in another city. Moreover, there is some suspicious blonde hanging around him all the time. What would a normal woman do? I would immediately rush to save my love. But Zina is not like that. Without having time to properly sympathize with her friend who was hospitalized and someone hit her in the head with a heavy object, she boldly goes to work: a maniac is operating in the city. So now either she will figure him out, or... Well, no, becoming a victim of a maniac was not at all part of her plans. But to play the role of seductive bait...