The novel “The Third Truth” was written 40 years ago, in the USSR, but due to a number of circumstances it was published only recently in the USA. A large-scale, detailed story about a girl with the wonderful name Alexandrine, who is not needed by either her Russian father, a colonel, or her mother. -French woman. Her life begins to change after meeting a mysterious stranger who introduces himself as "The Viscount". Through the prism of the perception of the maturing heroine, we see the beginning of the war, the failures of the Russian army, unrest among the people, and the revolution. But first of all, this is a novel about the timid beginnings and blossoming of a girl’s indomitable love for her mentor and educator. The book has a certain connection with the famous film, the reader learns the details from the preface.