The story revolves around Qin Ran, who has been living under a pseudonym and is in a contractual marriage with Bai Jingzhou, the president of the Bai Group, for three years. Due to rumors and misunderstandings, she believes that Bai Jingzhou has always had a the unattainable love in his heart, waiting for that person to return. As a result, throughout the three years of marriage, there has been no progress in their relationship. Qin Ran gradually loses hope in this marriage, and Bai Jingzhou also proposes divorce. Qin Ran decisively chooses to let go, but unexpectedly, on the way to get the divorce certificate the next day, Bai Jingzhou has a car accident and loses part of his memory. When he wakes up in the hospital, he insists that Qin Ran is the person he loves the most.
