Rada and Hera are two people from different worlds, their relationship is getting worse and worse. Rada goes to the patriarchal museum to learn about the relationship between men and women in the era of oil. In a rare book taken by the keeper from the archive, she is advised to change her appearance and inflate her buttocks to make her "beloved" jealous. The advice was barbaric, but Lada was ready for anything for the sake of her love.

All Muscovites are moving to Two Hills, and the political rivalry between the old and new city administrations is reaching a new level. Vera Nadezhdovna decides to organize a wedding celebration for Gela and Ai. Friends get acquainted with the tradition of inviting guests to their city.