I Was Reborn and Unified the Six Kingdoms in the Qin Dynasty

Shen Zhou, a criminal identification expert in the 21st century, traveled to the side of Qin Gong Zizheng due to an accident. With the help of modern criminal investigation and forensic science, he repeatedly solved unsolved cases, eliminated traitors, and built a technical army for Qin that transcended the times. With a scientific eye and a heart of suspense, he assisted the First Emperor on the road to unification.