Chen Zhao, a doctor of modern engineering, was accidentally electrocuted in the laboratory and traveled back to the Jiajing period of the Ming Dynasty. At this time, Yan Song in the court was in power, Japanese pirates were raging on the border, Mongolia in the northwest was watching eagerly, internal land annexation was serious, and the people were living in dire straits. Chen Zhao relied on modern knowledge and forward thinking to get involved in the turbulent political whirlpool, trying to set off a wave of change in the historical torrent.