Transmigrated as Zachary, the endangered Emperor of Great Hua, he gains the "Exchange a Doomed Nation for a Million Mighty Warriors" system. He deliberately kills his brother, slaughters scholars, and defies the Empress Dowager—pulling every trick to get deposed. Yet, through courtly schemes, he unexpectedly seizes power. With an iron fist, he crushes factional strife, repels foreign invaders, and ushers in a golden age for Great Hua.