Svetlana sets out to find her adopted daughter, who left to find her real parents and disappeared. At the same time in this resort town, a thirteen-year-old girl shoots her sleeping family, after which she tries to hang herself. A neighbor comes running to the gunshots and pulls the girl out of the noose. The head of the police of the district entrusts the investigation of the high-profile case to investigator Elvira Barayeva. But how are Svetlana, a St. Petersburg judge with a dark past, and her adopted daughter Kira connected to this case and this place?

1986 In the area of government dachas on the Rublevsky highway, teenagers are being killed one by one. Intelligent investigator Valery Kozyrev, his daring partner from Rostov Yevgeny Bokov and a very young investigator Natalya Dob...

After a long absence, the young guy Kesha returns to the village. His father and younger brother are waiting for him. Kesha - twenty-seven. He has time behind him. He returned and wants to just live - find some work, save up money, and then decide what to do next. His brother Tima is only seventeen. He has a school behind him, he dreams of going to college - on a budget. And everything seems to be going according to plan. Tima gets high scores at the introductory, Kesha gets a job in a gold mining artel. But very quickly, Kesha is thrown by prospectors, and he is left without a job and a future and decides to take revenge. He steals the gold and goes on the run. But not alone, but together with his younger brother.

A talented Moscow investigator Sergey Smirnov is considered one of the best "hunters" for maniacs and serial killers. In his small homeland - the small mining town of Khrustalnyy - a maniac appears who subtly kills children. The killers handwriting resembles a maniac who operated 30 years ago, but, it seems, he was killed long ago in prison. The population is in a panic, and the governor has elections soon. Smirnov, despite his obvious unwillingness, is sent to Khrustalnyy, where he has not been for 20 years. Written by Tango Papa

A police chief hires an old friend, who is an international spy, to help him search for a wanted suspect in the Philippines. When the chief dies, all evidence points towards the spy, and he must go to extremes to defend himself.