Three sisters, three daughters of the great writer, three characters, three destinies. Tatyana, Maria and Alexandra - each of Leo Tolstoy’s daughters became his assistant and friend, and for each, the spiritual experience of their father became decisive in their lives. The author of this book is Nadezhda Gennadievna Mikhnovets, a famous St. Petersburg scientist, Doctor of Philology, professor of the Russian State Pedagogical University named after. A. I. Herzen, author of numerous publications about L. N. Tolstoy and Russian literature of the 19th century. Relying on a wide range of sources, including hard-to-access ones, as well as those cited for the first time, the author traces the fates of Tolstoy’s three daughters - the favorite of the whole family, the talented artist Tatyana, the modest and selfless Maria, who died early, and who was always distinguished by the irrepressible vital energy of Alexandra. The book reveals previously unknown pages of their biographies, relating not only to life in their father’s house, but also to the events that followed the tragic death of L. N. Tolstoy. The First World War, revolution, emigration, separation from loved ones, the Second World War, oblivion at home - this is how the 20th century turned out for Tatyana and Alexandra, who, however, managed to find the strength to overcome adversity, help others and believe in the best.