Travel Through the Qin Dynasty and Assist the First Emperor to Unify the World

The male protagonist, Archaeologist of Qin Shihuang's Mausoleum, travels across the Qin Dynasty unexpectedly. With his current thinking and historical knowledge, he assists the First Emperor in conquering the barbarians step by step and unifying the world. He realizes that books share the same text, cars run on the same track, and the world belongs to the Qin Dynasty.