From September 13 to October 16, 1949, the soldiers of the Fourth Field Army of the Chinese People's Liberation Army (PLA) ushered in the founding of the People's Republic of China with their lives and blood in the Battle of Hengbao, which spanned the founding ceremony of the People's Republic of China.
The story follows three generations of elite prosecutors—Ren Mingjiang, Li Dakang, Xia Qing, and Lin Xi—as they uphold legal supervision and embody the professional duty of safeguarding justice and social fairness.