Seven years ago, Lin Manning's biological daughter Xu Xia lost contact with her family, and stepdaughter Xu Mingzhu has accompanied her side as a Lin family daughter ever since. Seven years later, a little girl rushes into a press conference, handing a nameplate engraved with Xu Xia into Lin Manning's hands. Following the clues, Lin Manning finds Xu Xia, who has been unable to return home for years, inside an old building slated for demolition. Facing her stepfather's obstruction and her stepdaughter's concealment, she upholds the law and justice, ultimately exposing the truth, bringing the wrongdoers to justice, and reuniting mother and daughter. This is a heartwarming story about the perseverance of family affection and the return of truth.