The police of Saint-Petersburg follow the trail of a maniac, a strangler who kills young women and transforms their bodies into art objects, posing them in public places as if theyre still alive. Zoya Volgina, a well-known forensic psychologist, and Timofey Volokh, a special ops division officer, team up to find the slayer. Together they descend into a serial killers psyche determined to untangle his twisted fantasies, or more women will die. Based on the "New York Times" and "Washington Post" best-selling serial-killer thriller.

Lyokha, a former police sniper with post-traumatic stress disorder, in the midst of an alcoholic binge learns about the fatal illness of his sister Katya. Katya does not want her daughter to be sent to an orphanage after death, and asks Lyokha to take up her head so that he becomes a guardian for an eight-year-old girl. Lyokha has already lost many close people in his life, so he does everything to help his sister: he picks up old connections and gets a job at the police station. The area turns out to be difficult. The criminals that Lyokha must catch are fairy-tale characters: the Serpent Gorynych, Baba Yaga and other evil spirits. And if the former sniper does not have problems with the capture of villains, then attempts to become a good guardian become a real test for Lyokha.

Liza works at night, a taxi ride for her is a moment of much-desired peace. The driver Sasha inspires confidence, he knows the approach to the most demanding client. There are many unexpected turns in the lights of the big city, behind each of which lies a terrible threat. And perhaps the main danger is closer than it seems.

On their way to graduation Anton and Alina, Mark and Sonya, Aleks and Katya are just starting their adult life. They fall in love, dream, and make plans for the future. But when a tragedy strikes at the party, the kids, their parents and the detective must restore the picture of what happened on that feral night. The further the interrogation delves, the more troubling issues and secrets are revealed. The teenagers are confused and scared, and parents wonder if they know their children at all.