The soul of a modern engineering student was transformed into the young King of Qin Ying Ji (King Zhaoxiang of Qin). Knowing that historically he would be deprived of power by his mother, the Empress Dowager Xuan, and his uncle, the Marquis Wei Ran, for nearly forty years, he decided to find another way, disguised as being "obsessed with strange skills and promiscuous skills", and by promoting technological revolution, quietly forged the foundation of royal power, and finally swept across the world.