Dina’s mother moves to live with her daughter and almost immediately tension and conflicts arise between her and her son-in-law Pasha. Mother is trying to open Dina’s eyes on her husband, but she does not want to listen to anything. Mother decides to go to the country and asks her son-in-law to help transport things. But she immediately returns and admits that by accident ... she killed Pasha. Now Dina and mother live in constant fear that everything will open. And at the same time, they gradually learn more and more unpleasant and mysterious details about Pasha. And when it is not known why the mother is dying, and Vedernikov’s operas come to the apartment, Dina is already on the verge of a nervous breakdown.