Cui Shan, who was as charming as a black swan, found that she was pushed into the rooftop of the outdoor enclosure in a 20-floor unfinished building after waking up. She couldnt escape and no one could help her. Counting the days of captivity, she tried to survive. On the fifteenth day, she was cold and hungry while a storm took away her fetus. When she was in desperation, she found a mysterious man X who refused to show himself was peeping on her...