Our Love, Once Perfect, Shattered

There are families where the heir keeps the name out of it and lives as an ordinary person. Song Mi-rae is the heiress of Origin Group, and she never told her husband. Eight years ago she saved Kwon Woo-jin, whom she had been with since university, and the injury cost her the ability to have children. She did not want him carrying the guilt, so she also kept it from him that she was the one who had saved him. Woo-jin proposed they adopt a girl. Mi-rae raised Ji-an for seven years as her own daughter. When it came time to enroll Ji-an in school, Mi-rae went to file the paperwork and was told the marriage certificate was a forgery. Ji-an is Woo-jin's daughter with his secretary, Han Chae-won. Mi-rae decides to leave. Woo-jin takes it the wrong way and beats her bloody. She gets out of the sack she is put in, in time to see him leaving with the other woman. With nothing left of the marriage, she sets out to take revenge and to take back her place as heir to Origin Group.