ДНК S08E31 - Выпуск 1066. Сироты казахстанские

Two sisters lost their mother in childhood and were sure that they were alone, because they lived in Kazakhstan, and all their mother's relatives had long gone to Russia. But one day the sisters found a letter in which mom's sister offered to pick them up. The sisters wrote a reply to the address indicated on the envelope, but the letter was returned. Will the sisters be able to find their relatives whom they have never seen?