Era: Thirty-five years of Qin Shihuang - before and after the Sand Dune Incident
Protagonist: Ying Gang (reborn, originally the 18th son of Qin Shihuang, born stupid, abandoned in the palace)
Golden Finger: Modern all-disciplinary knowledge (science, engineering, military, politics, agriculture, medical treatment, history)
Main plot: Pretend to be stupid to save your life → Grow in secret → Seize power and ascend to the throne → Reform and strengthen Qin → Reshape China
Beautiful story told vividly