Sergiy and Katya will have to fight against the ferocious folklore evil spirits - the genetically modified Serpent Gorynych, a gang of brownies who terrorize people, and also repulse Viy himself, who is trying to take power into his own hands. They will continue their personal struggle: Katya will try to rid Sergius of very bad habits, and Sergius will try to melt Katya's heart.

Moscow, 1952, mid-October, the XIX Congress of the CPSU had just ended. A communal apartment on Bolshaya Pirogovka. In one of the rooms lives the Petkevich family: Ariadna with her husband Boris and her parents, professor of philosophy Peter Kazimirovich and his wife Angelina Fyodorovna. For those few months that remained until Stalin's death, the family experiences a series of dramatic events. But on a background of terrible time, antisemitism, fabricated "case of doctors", denunciations and snitches, there are people who live their lives without losing dignity.

A horrific car accident turns a married couple's lives upside down. Artist Maria's husband, businessman Kirill, becomes disturbingly perfect. Is he repenting his mistakes and trying to make up for what he almost lost forever, or is it all a figment of Maria's injured imagination? A series of increasingly strange coincidences and signs suggest that Maria can no longer trust herself.

On the eve of the big concert "Hands up!" an attempt is made on the lead singer of the legendary band Sergei Zhukov. He manages to avoid a bullet, but what if this is not a miracle, but a cold calculation, and the purpose of the shooter is to intimidate the artist?

Masha has never seen her father. Once she discovers that her parents met at a concert of the popular pop group, she scours the internet and finds a man who she thinks might be her father. Seeing his post about buying tickets for the anniversary concert of the same group, she embarks on an adventure, crossing the entire country and attending the concert to ask her father, why he abandoned them.

Married couple Vika and Sergey grow apart, each attracted to others. All four become witnesses to a murder and must hide together under witness protection, pretending to be relatives.