After a one-night stand, Jiang Yuyan becomes pregnant, runs away, and is involved in a car accident, resulting in the loss of her child and permanent disability. Five years later, she returns home, only to have her stepsister expose her limping condition and publicly humiliate her. During a banquet, her fiancé defends her fiercely, and they have a rushed marriage for the sake of their son. Jealous, the stepsister pretends to be the child's mother, sparking a dispute over the real mom.