Выпуск 413. Разлучённые сёстры-двойняшки?

After the death of her mother, the woman learned her terrible secret: she is a stranger to her by blood. Moreover, in the maternity hospital, she was allegedly separated from her twin sister, about whose fate the woman knows nothing. She had been looking for her sister for many years, when suddenly a call rang and at the other end of the wire they reported that the twin had been found. Only now the woman doubts the blood relationship with her supposed sister. What happened in the maternity hospital of the city of Winter in 1973? And was there a twin?