Dressed as the County Magistrate Who Takes the Blame, I Rely on the System to Defeat the Northern Song Dynasty

A grassroots civil servant traveled through time. The good news was that he became the county magistrate. The bad news was that he was the wronged person who took the blame. Almost about to be exiled, he awakened the three golden fingers. Counterattack all the way and slap all the "professional elites" in the face...