Duoduo is trapped inside a car due to her parents' carelessness. Su Xinyao, passing by, decisively smashes the window to save her, but is instead mistaken for a car thief by the child's mother, Xu Ting. To conceal his extramarital affair, the child's father, Zhou Jun, lies that he is sending his daughter to a dance class, and arguments erupt at the scene. After Duoduo escapes the car compartment while unconscious and is discovered, she pulls out the underwear of the other woman from inside the car, exposing the truth of Zhou Jun's infidelity on the spot. Zhou Jun becomes enraged out of shame and divorces Xu Ting. Su Xinyao's management talent is recognized by her grandfather, and she takes charge of Su's Department Store. Seeing Xu Ting's difficult life, she arranges a job for her. Meanwhile, after being drained of her money by the other woman Zhao Lingling and reduced to destitution on the streets, Zhou Jun can only kneel and beg for forgiveness from Xu Ting and their daughter.