Zhao Chen transmigrates into the Great Zhou Dynasty and becomes an elderly eunuch. After being driven out of the palace, he needs money to buy life-saving medicine and is forced to agree to help Qian Qianyi, the Minister of Rites, keep his mistress, Liu Ruyan. Just as Zhao Chen is being humiliated, he awakens the Chivalry System! By helping those designated as mission targets, he can heal injuries, increase his cultivation, and obtain skills. From then on, he enjoys an unstoppable rise, crushing corrupt officials, subduing sects, winning over the Empress, and sweeping across the world! But just when he is ready to enjoy the fruits of victory, he discovers that the entire world is nothing more than a trial organized by a cultivation sect.