After female protagonist Xiao Man marries into the Song family, Qin Chunlan, a nanny who has worked there for eight years, acts as the master and targets and harasses Xiao Man everywhere. On Xiao Man's mother's fiftieth birthday visit, she is mistreated and humiliated by Qin Chunlan instead. Qin Chunlan connives with her daughter to misappropriate property, pushes and injures Xiao Man before absconding, and repeatedly makes trouble and retaliates in secret. In the end, the evil deeds of the mother and daughter are exposed and they reap what they sow, while Xiao Man and her family bid farewell to the turmoil and begin a new, peaceful life.