A young calculating scoundrel wants to use the landlady of the apartment for his own purposes. He is twenty years old. She is forty-eight years old. But unexpectedly, the young man falls in love with the owner of the apartment. The book tells about the complex relationships of people of different generations, who act contrary to the opinions of their friends and acquaintances. The book became a literary event in Russia. Publishers in France, Bulgaria and China are interested in the book.