Modern historian Li Ming accidentally transmigrates to the Qin Dynasty while visiting the Terracotta Army. Drawing on his knowledge of Qin history, he quickly figures out his situation and decides to use what he knows to survive in this era.
After finding himself adrift on the streets of Xianyang, Li Ming uses modern medical knowledge to treat a severely wounded soldier named Zhao Yong, earning his trust and help and gaining a foothold in the city.
Introduced by Zhao Yong, Li Ming meets Zhao Gao, the director of the Imperial Coachman’s Office. His understanding of Qin politics and keen insight into Zhao Gao’s character help him catch the powerful minister’s attention.