The newly appointed Director of the Juvenile Prosecution Department, Lei Xu, along with juvenile prosecutor Du Zi Yu, clerk Yang Tian, and bailiff Xu Zhang Li, and other members of the Ninth Prosecution Department, are handling juvenile criminal cases when a case suddenly takes a dramatic turn. At the same time, a juvenile suspect in an accidental death case also comes to their attention. Several seemingly unrelated cases are found to be intricately connected, and the prosecutors of the Ninth Prosecution Department uncover the truth behind the cases step by step, bringing the criminals to justice. They work together to protect the youth, nurturing the future with love, hoping for the day when there will be no more cases to handle. (Source: iQIYI)