One is a girl from a wealthy family in province J who has a harmonious and happy family, and the other is an ordinary girl from province F who comes from an ordinary family and has traditional family values. A sudden car accident caused Xiang Chaoyang and Lu Yao to exchange souls. From then on, they lived each other's lives. Their completely different family backgrounds, living habits and interpersonal relationships brought them countless challenges and surprises. Can they adapt to their new identities, can they find a way to exchange their souls, and regain their lives?