On a snow-covered highway near the northern town of Kostomuksha, police find the frozen corpse of a woman in a frozen car. The victim is the wife of investigator Evgeniy Rudin. The rage that has taken possession of the hero leads him along the path of senseless cruelty, the victims of which can be both innocent people and those close to Rudin. Evgeniy finds unexpected support in the face of a strange boy Mitya. Meanwhile, the killings continue.