Zhao Mingzhe, a modern discipline inspection officer, unexpectedly transmigrates into the body of an imperial censor in the Great Liang Dynasty. Drawing on his professional expertise and wielding the Imperial Sword, he investigates a major case of embezzled tax silver, shaking the deeply entrenched officialdom of Jiangnan. Starting out as a low-ranking seventh-grade official, he is determined to use modern disciplinary methods to cleanse this thousand-year-old dynasty of its deep-rooted ills.