Based on the ethnic spirit of "supporting the old Qin Dynasty and fighting against the national calamity together", it explores the eternal paradox between the rule of law and the rule of benevolence. Through the entanglements between Fusu, the eldest son of the First Emperor of Qin, and the Yin-Yang family, the Mohist family, and the old Qin military power group, the rise of the "remnants of the Sixth Generation of Fen" and the collapse of the "Common soldiers screamed, and Han Guju" of the Qin Empire was reproduced, and the true foundation of the survival of civilization was questioned.