After 20 years, Semyon has a family and his own business in Moscow. Returning to his hometown to visit his parents, he accidentally runs into Maya Rodina, Lena's daughter, who lives in an abandoned house and earns a living by singing songs on electric trains. Semyon wants to help Maya and take her with him to Moscow, but faces the resistance of his friend Eduard.
A gripping war drama that tells the story of Maria Petrova, in whose fate, as in a mirror, the fate of the country was reflected: the daughter of a priest, who renounced her father and the faith, she serves in the NKVD. On the eve of the battle for Moscow, Maria meets the clairvoyant eldress Matrona, and soon it is Maria who is tasked to deliver to Moscow the miraculous icon of the Mother of God, located behind the front line in the occupied territory...
When the grown-up Minka goes to visit his sister Lyolya, now an adult woman with two children living in their childhood home, everything along the way reminds him of funny stories from the past. But he does not know that as a result of the pranks of her "stuffed" twins Petya and Fedya, Lyola is in serious trouble ...