ДНК S07E38 - Выпуск 911. Беременна 11 месяцев?

During the quarrels, the woman repeatedly told the roommate that she had given birth to a daughter from another. Tired of being tormented by doubts, the man decided to have a genetic examination with his official daughter. After learning about this, the cohabitant began to assure that she was just joking and the girl had no other father. So who's the dad?