Lawyer Li Jie (Yao Chen) is in the process of divorce and is fighting with her ex-husband for the custody of her daughter. She works hard to give her child the best life. Fortunately, nanny Sun Fang (Ma Yili) helps take care of the child as if she were her own. One day after get off work, Li Jie found that nanny Sun Fang and her daughter disappeared without warning, and her biggest fear became a reality. While searching for the whereabouts of Sun Fang and her daughter, she received condemnation from her family and was even suspected by the police. Li Jie, who almost collapsed, embarked on a journey of searching alone with amazing courage. In the process of tracking, Li Jie gradually approached the life story of another woman, nanny Sun Fang. Her identity was originally a lie, and the truth will also surface...