The movie transfers us into a dark era of High Middle Ages. The central to the story is a miraculous event of holy intervention and intercession by the Mother of God on behalf of Russian people. St. Mary inspired two main characters of the film, young princeling Mikhail and his servant Simeon. Mikhail, saving his city and its inhabitants, voluntary became a hostage at the court the Khan. However, Simeon eschewed his duty to follow his master into captivity. He flew from Mikhail and from his people in their great hour of need. But Simeon did not escape the Tatar captivity. Here heroes meet again under dramatic circumstances. Spiritual transformation Simeon becomes the leitmotif of the film.