Chen Min is a successful career woman who has always valued family ties. However, without consulting her, her brother and sister-in-law put their two daughters on a train and forcibly sent them to her home. After her nieces recklessly damage her belongings, Chen Min decides to stop making endless compromises. She keeps the evidence, demands compensation for the damaged property face-to-face, and refuses to take responsibility for looking after the children again. When relatives criticize her in the family group chat, she sets the record straight and helps her mother escape an unfair situation. As her brother and sister-in-law encounter one difficulty after another and even plot to take the elderly parents' retirement home, Chen Min turns to the law to stop them in time. Centered on the importance of boundaries within family relationships, the story follows Chen Min as she stands her ground, pursues her career, and encourages the younger generation to study hard, while her selfish brother and sister-in-law pay the real-world price for their actions.