Anton, Marina and Polina are all good. But unexpectedly Anton is contacted by Polina's real father. Anton decides to hide this information from Polina. Kuzya tries to find true love and accidentally meets Masha. Zuev has quarreled with his wife and lives at the Mikayelans' house. Varya finds out the true reason for the Zuevs' disagreements. Valya is a scientific celebrity, he is constantly absent at work, which greatly displeases Masha.