Time-travel novel "Two Thousand Years of the Qin Dynasty" by Zhao Zheng Story background Zhao Zheng, an ordinary high school science student in the 21st century, had just finished his college entrance examination and encountered a traffic accident on the way home. He was dizzy and his soul traveled to the Qin Dynasty (210 BC) in a parallel time and space. It took two thousand years to develop the Qin Dynasty and realize modernization, making China's development achievements in the original time and space in the 21st century 300 years ahead of schedule.