She (Ye Ruxin) was persuaded by his family, knowing that she was pregnant, and agreed to marry a divorced man (Tian Yong) with a child... Nineteen years later... What happened in the previous generation, since letting siblings fall in love has brought them so much pain, but she didn't know that her brother, who was not related by blood, thought there was something wrong with him and fell in love with his sister. In those painful days, he chose to stay away from the family and go out on his own. But the sister he never left always watched her from a distance and protected her...