By an absurd coincidence, two families who did not know each other at all rented the same cottage for New Year's Eve. There is no time to give up housing, so they are forced to somehow find a common language and get along under the same roof.
Beloved Kostya and Masha decide to get married. But immediately there are problems with relatives. Kostya's father is a retired military man, a strong—willed Russian man who plans to rent an Officer's House for a family celebration, invite all relatives up to the fifth generation and celebrate according to the traditions of the Russian feast.
