Ottoman Empire, 16th century. According to Muslim beliefs, the birth of twins is a bad sign, and the second child is the child of Satan. Therefore, the Sultan found out only about one of the daughters, and little Orysya became the innermost secret of the beautiful Roksolana. The sisters grew up in the palace and often changed roles, miraculously avoiding detection. One day they discovered captives in an abandoned tower - young and handsome Taras and Jerzy. For the first time in their lives, the girls fell in love and, in order to be with their loved ones, they decided to organize an escape. But at the appointed hour, only one of the sisters was able to give up everything and follow her loved one to the ends of the earth...