Shen Zhiwan tore up the divorce compensation and turned around to take back his ancestral home, just to make Zhou Jicheng and his mother pay for the house-stealing conspiracy twenty years ago. She hides her weakness and uses the blade of the law to cut through the family's filth; her grandmother's old accounts, the silent testimony of the judge next door, and the betrayal recording of her ex-husband's illegitimate brother all become her weapons one by one.