Chigirinsky was born on 17 July 1983, in the city of Pervouralsk in the family of a plant security guard and a butcher.
By that time Chigirinsky had already been registered with a psychiatrist, and according to some reports, he had a birth trauma associated with the nervous system.
He graduated from the 9th grade of school, with a specialty of a mechanic in the area of repairing metallurgical equipment.
For 1.5 years he worked in the Pervouralsk New Pipe Plant but was forced to move to another place because of staff reduction.
He then burned her clothes, and buried the corpse, despite the fact that the murder occurred a few meters away from a pedestrian walkway through which the holiday residents constantly went through.