The men are going to the country to celebrate a bachelor party. But the grooms are not in the mood. For Vovik because of his father, and for Pasha because Lena put their relationship on pause. Meanwhile, the father-in-law is getting closer to Vovik's Dad. While the men are at the cottage, the mother-in-law is trying to reason with Lena, involving her youngest daughter Yulia in this case. But everything is not going according to plan, it is revealed that Vovik's Dad is a former mother-in-law.

Vovik and Julia are trying to reconcile the whole family. First Lena and Pasha, then my parents. As a result, all the characters end up at their parents' apartment, where they see Daddy Vovik with a bouquet and Mother-in-law. There is another fight between Father-in-law and Papa Vovik, during which it turns out that Papa Vovik came to ask his mother-in-law to reconcile with his Father-in-law for the sake of the children's wedding. A double wedding, at the end of which Vovik's Dad steals the donated money and disappears forever from the Pyzhovs' life.