Sophie accompanied her boyfriend Du Ziteng through five years of hard life in the basement, but died of illness on the eve of his becoming the richest man in Beijing City, becoming the irreplaceable white moonlight in his heart. After wandering in Wangchuan for two years, Sophie was reborn in the body of an ordinary girl, He Bi, and unexpectedly got the opportunity to interview the Du family's nanny, and was able to return to her lover. She made Du Ziteng suspicious with her familiar living habits, and the closeness of the dog Doudou further confirmed this bond. When she discovered that Du Ziteng wanted to commit suicide because of longing for him, Sophie rushed to Jiuling Mountain to rescue him, awakening their deep love for each other. This misplaced love that spans life and death continues to write an unfinished relationship in reunion and protection.