Ace County Magistrate: The Corrupt Official Is Me

Xu Xinnian transmigrates into the Great Qian Dynasty and, from the start, discovers that his predecessor killed his own twin brother. To stay alive, Xu Xinnian has no choice but to use their identical faces to impersonate his dead brother. He becomes the county magistrate and even inherits his brother's fiancée.

After taking his brother's place, Xu Xinnian sees the state of the county and decides to be a good magistrate, purging all the corrupt officials. But then he unexpectedly discovers that the county's biggest corrupt official is... himself.