The classmates had one name for two, one date of birth and a terrible guess that forever united their families and lives. One woman left without knowing the truth. Another survived a stroke, after which she decided to take a DNA test. Did both Halinas really live their whole lives for each other?

The pensioner is forced to starve because of the alimony debt for the daughter she did not give birth to. For 16 years, the woman's eldest daughter has been trying to prove that their mother has two, not three children. But the younger daughter is sure that their common mother is hiding the terrible truth, and the girl's guardian even puts forward a version from which the whole family is terrified. So who abandoned the child in the hospital?