After her divorce, Jiang Nian moves into her apartment with her daughter, Nuannuan, hoping for a peaceful new start. Instead, the family upstairs makes their lives miserable. To protect her daughter, Jiang Nian uses her wits, fighting skills, and powerful connections to take on each troublemaker. She then joins forces with Liu Zhenxin, the family’s long-suffering wife, to gather evidence and drive the bullies out of the building.
