Part 1: Prince Stepan Arkadyevich Oblonsky ("Stiva"), a Moscow aristocrat and civil servant, has been unfaithful to his wife, Princess Darya Alexandrovna ("Dolly"). Dolly has discovered his affair with the family's governess, and the household and family are in turmoil. Stiva informs the household that his married sister, Anna Arkadyevna Karenina, is coming to visit from Saint Petersburg in a bid to calm the situation.

Anna Karenina is a novel by the Russian author Leo Tolstoy, first published in book form in 1878. Many writers consider Anna Karenina the greatest work of literature ever, and Tolstoy himself called it his first true novel. It was initially released in serial installments from 1873 to 1877 in the periodical The Russian Messenger.