Неукротимая Неупокоева

At the landfill, workers discover the bloody corpse of a man with a terrifying detail - a smiley face carved on the body. Before his death, he was tortured and stabbed multiple times in such a way that he did not die for as long as possible. Upon examination of the body, Neupokoeva determines that the victim was a very wealthy man.

Kositov, a well-known businessman in the city, turns out to be killed, which gives the case greater resonance. Zoya finds out that the businessman was a witness in the case of the murder of a young woman Streletskaya. She was found dead at a campsite nine years ago. The killer also carved a smiley face on Streletskaya's body. Only if Kostov's smiley face was sad, then hers was cheerful. What do these scary marks mean?

After a corporate party, a mutilated girl, Karina Yakushkina, is found on the beach by the lake. She is barely alive and soon falls into a coma. The victim doesn't have a left shoe. The forest next to this beach is called the "Forest of the Murderer", many years ago the body of a strangled girl was found there. Now everyone in the city is sure that the killer has returned. Information has surfaced that Kovalkov was recently released from prison, allegedly having committed a similar crime several years ago. Pugacheva was in charge of his case, but she is sure that Kovalkov is innocent.

Another corpse is found near the ill-fated lake. The next victim of a serial killer is a girl named Inga. She was also strangled, and her left shoe is missing. There is still little evidence, the case is being transferred to a regional specialist. Zoya needs to find the killer before the case is taken away from her...