ДНК S06E79 - Выпуск 796. Генетическая тайна

All her sons were born with a severe genetic disease. A mother with many children from the Orel region has already lost one son. The woman grew up in a foster family, and the disease is transmitted through the maternal line. Will she be able to meet her biological mother to find out the truth about the genetic disease that leads to such tragedies.