She was born Svetlana, became Lyudmila in an orphanage, and Tatiana in a foster family. Now a woman is looking for her mother by her birthmark in the form of a world map. The heroine has no data about her own family, because her adoptive parents have already died, and searching for people related by blood is a vital necessity for a woman because of a deadly disease. Will the genetic examination give hope for recovery?

The husband caught his wife cheating and now does not recognize the daughters, and the mother-in-law refused the granddaughters. However, the walking wife assures that she was faithful and did not even look in the direction of other men, since the tyrant husband beat her for every offense. That's just the mother-in-law can prove every betrayal of a walking daughter-in-law. So from whom did she give birth to her husband's daughters?