The novel “The Keys of Happiness” tells a fascinating and dramatic love story of the main character, based, as one might assume, on some facts from the biography of the author - the most popular Russian writer of the turn of the century, Anastasia Alekseevna Verbitskaya (1861–1928). Full of romantic experiences unfold before the reader pictures of the childhood and youth of a girl from a poor family, Mani Eltsova, whose love is sought by such extraordinary personalities as the rich Baron Steinbach and the brilliant young man Nikolai Nelidov. Capable of the deepest feelings, the heroine cannot make a choice for a long time, until life itself decides for her... The novel “The Keys of Happiness” - one of the most famous works of A. Verbitskaya - was undeservedly forgotten in its time. Published today, it will undoubtedly arouse interest among a wide range of readers.