The book destroys the myth about the chamber seclusion of the sovereign's wives and daughters, reveals little-known pages from the life of women of the grand-ducal and royal families of the 14th-16th centuries. Many of the stories associated with their names are unclear even to seasoned scientists. The life of Evdokia Dmitrievna, the wife of Dmitry Donskoy, is unknown. The identity of Ivan the Terrible’s mother, Elena Glinskaya, is mysterious. How did she become the wife of the Grand Duke, why did she die untimely? Very little is known about Ivan the Terrible’s beloved wife, Anastasia, after whose death the wise and just king turned into a bloody tyrant. The book reveals not only the complex vicissitudes of the life of each of the heroines, but also their inner world, character, relationships with children, husband, and others relatives.