Five-year-old Mengmeng is accidentally trapped in an underground space. After eighteen grueling hours of rescue efforts, she survives but falls into a deep coma. Her father, Zhang Yu, stays by her side and takes legal action to defend his child's lawful rights and interests. The case is heard in court, where all the facts are clarified and each party is held accountable. This story promotes the rule of law and the protection of minors, using the joys and sorrows of a family to convey the warmth of a society and nation committed to safeguarding children, upholding virtue, and abiding by the law.