Twenty-four-year-old Xie Shuyi dies unexpectedly in a car accident while on her way to pick up her four-year-old son, Xie Chen, from kindergarten. After death, she becomes a spirit and stays by her son's side, watching as Jiang's mother and son seize his luxurious home and property, while the scheming Jiang Xue'er treats him like a lovesick lapdog. On the day Xie Chen confesses his love to Jiang Xue'er for the 99th time, she humiliates him in public once again. Xie Chen clashes with Qian Hao, a spoiled rich young man who also likes Jiang Xue'er. Just as Qian Hao is about to teach Xie Chen a lesson, Xie Shuyi intervenes, transforming from a spirit into a physical being to protect her son. After a series of twists and turns, Xie Shuyi and Xie Chen finally reunite as mother and son.