At the age of 18, Stefan's foster mother pointed him to the door and then the young man began searching for a biological family. But according to his adoptive mother, his biological mother is no longer alive. Is it so? Or is the foster mother hiding the true secret of Stefan's birth and adoption?

The woman dreams of finding out how the fate of her younger sister Yanochka, from whom they were separated after the death of their mother, turned out. And her relative is sure: the late mother had not only two daughters, but also a son. Where are these children now? And do they know that they have an older sister?