Innokenty Melnikov, or simply Kesha, is a successful architect and a charismatic man, he has already had two marriages behind his back. Despite divorces from Lena and Julia, he remains the main man in their lives even with the presence of a third wife, Varya. Kesha manages not only to be a source of financial well-being for each of them and the center of family gatherings, but also to have a sexual relationship with three women at once. But the symbiosis convenient for everyone begins to collapse after Kesha gets a new lover, Alla, and decides to divorce Varya. Offended by the betrayal, Lena, Varya and Julia either jokingly or seriously decide to get rid of Kesha.