While sorting bamboo slips unearthed from the Mausoleum of Qin Shi Huang, Zhao Zheng, a graduate student in history, is accidentally struck by electricity and bound to the “Mirror of the Ages System.” He can create videos reviewing history and send them to the time after the First Emperor, Ying Zheng, has unified the six states. To earn “shock points,” he goes straight for the biggest bombshell, producing a series called “The Ten Most Tyrannical and Incompetent Rulers Who Ruined Their Kingdoms in Chinese History.” The first is none other than Hu Hai, the Second Emperor of Qin! When the ambitious First Emperor sees with his own eyes the empire he built to last ten thousand generations fall apart just three years after his death, how will he react?