"Effie Briest" is a classic novel by the German writer Theodor Fontane, which is considered a masterpiece of world literature. This is a story about a young nymph, Effie, who marries an older man from high society. The couple's happiness and well-being seem ideal, but gradually they are destroyed under the influence of strict moral ideas and social conventions. Readers feel the mental anguish of the main character, who is trying to find a way out of the difficult situation that is before her. The novel "Effie Briest" is a deep love tragedy, a psychological portrait of a woman in the society of the 19th century, who overcomes conservative norms and conventions.