Zhao Lei, a later criminal investigation expert, was struck by lightning during a field autopsy and traveled across the Tang Dynasty. With his superb criminal investigation experience and advanced theories of forensic examination, he solved many criminal cases and won the favor of Li Shimin. He was granted the title of Duke of Korea in the Tang Dynasty and Minister of Dali Temple, and won the favor of beauties. From then on, he accompanied many beautiful women to the peak of life.