She is a top but anonymous calligraphy and painting restorer in the industry. She was "requested" by him to restore a key family marriage contract in order to inherit the consortium. On the night when the mission was completed, she discovered that she had become an "unexpected" substitute for the engagement and was pregnant, so she decisively disappeared. Five years later, at an international auction, he confronted her as an expert as a buyer, and the masterpiece she restored contained family secrets that he had been searching for for three generations, as well as the password of his child's life experience.