February 1996. After serving his sentence, a man is released from a colony—someone who will be used as a trump card in an election campaign. Anastasia Kamenskaya is tasked with ensuring this man’s safety on the way to Moscow. Returning together with the former convict, she begins investigating a series of mysterious murders. The victims of these crimes are people guilty of cruel killings of elderly people, young girls, and children. Who is this mysterious executioner who punishes the criminals?