Fourteen-year-old Sonya unexpectedly learns that her mother lied to her about her father's death for many years, and forbade him to communicate with her daughters. Unable to forgive such a betrayal, she runs away from home. Mother and older sister Sasha find Sonya at their old dacha, where no one has visited for many years. Three women are forced to finally talk through all the problems, grievances and fears that have been so carefully hushed up for years. This begins the long journey of restoring family ties.
The main characters are five young girls who follow each other's lives on a social network. Veronica suffers from complexes due to excess weight, Ira is looking for true love, Olya is going through a crisis in family relations, Alyona is focused on creative realization, which is hindered by her husband, Dasha selflessly helps others, forgetting about herself. The desire to make their lives better leads them to the online marathon "Happiness is you!", which was launched by the psychology guru. But happiness is individual for each person, and universal advice does not always work.
Pavel is an ordinary young man whose father once left the family without explanation. But instead of being angry at the parent, Pasha does not believe that dad could have committed a bad act intentionally, and decides to investigate his disappearance, coming up with all sorts of theories and checking their truth as events go on.
At the center of events is Lev Garin: a charismatic and attractive corrupt customs officer. "Bad" according to generally accepted concepts, but "good" within the framework of a specific intrigue. The story begins with a high-profile crime: a major businessman Plato and his wife Ariadne, who was also Leo's lover, disappeared without a trace. The protagonist is faced with a choice: to give in to the blackmailers and endanger his career, or not to give in and endanger Ariadne's life. As events unfold, the love affair between Ariadne and Leo turns out to be not just a trap, but an abyss into which the whole life of the hero falls. No longer counting on saving himself, but desperately trying to find a way to save his family, Leo seeks to understand who and for what is taking revenge on him so consistently and subtly.
Irina Vladimirovna seems to dote on her son and Wife, but her guardianship is suffocatingly excessive: the relationship is so strained that she has to visit a family psychologist. At one of the receptions, the specialist suggests that the woman begin the separation process with the child. Irina Vladimirovna just has a second apartment, which is now rented to tourists, where Zhenya could move, and there, you see, some kind of social life will be adjusted, since one of the two rooms will still be put up for daily rent. In a new place, Zhenya immediately meets a neighbor girl, Dasha.
The introvert Russian girl Nadia goes on holiday to Belgrade, inhabited by extrovert Serbians. She lives according to a plan, while the Belgraders live for joy. At first, Nadia is involved with the local guy Nesha, and then with his relaxed, semi-vagrant way of life. She takes the impulsive decision to give up her dull job and Moscow for the sake of love, freedom and Belgrade. Both this love, and this freedom must undergo the test of reality, which is always more difficult than our expectations.