Qiao Yang accidentally enters the wrong room, changing the course of her life forever. In her dysfunctional family, her father favors her younger stepsister, Qiao Yuanyuan, while the mother and daughter repeatedly scheme against her, even going so far as to sell her out for their own gain. At her lowest point, she encounters the cold and aloof CEO Fu Siyan. To fulfill his grandmother's wish, the two enter into a contractual marriage. As they spend time together after the wedding, feelings gradually develop. With Fu Siyan by her side, Qiao Yang bravely fights back against her family's mistreatment, breaks free from the shackles of her upbringing, and finds a sweet love in which both hearts choose each other.