She is the daughter of a wealthy family. But because he fell in love with the wrong person, his family was ruined. The person who always said he loved her deeply turned out to be just interested in her family property. After her twin sons were killed, she finally couldn't bear the immense grief and jumped from the top floor of the company that had changed her name. But she didn't expect that she would be reborn on her 10th birthday - the day she first met him. She vowed to make him pay...