Lei Hao gave up her career and became a full-time housewife to support her husband for the sake of her family. Looking at herself in the mirror, who was already a yellow faced woman, she felt deeply disappointed. Accidentally, she opened a blind box given by a friend and found a regret pill inside. Her hand was used to restart her love journey with her "ex husband" who was on the brink of marital breakdown, Yang Kami.