I'm a Loyal Minister, Don't Put a Yellow Robe on Me Season 2

Traveling through the Book of Changes in another world, he counterattacked from a small official on the border to become the prefect of Yongzhou. On the surface, he is loyal and patriotic, but secretly he is in harmony with his brother Wang Dachui. He trained a new army, revitalized people's livelihood, recruited talents, and even used the Fire Ox Formation, the Six Flower Formation and other ingenious strategies to sweep the Xiongnu Khitan. Above the court, treacherous ministers are taking advantage of power and the emperor is foolish; outside the borders, powerful enemies are waiting around. Zhou Yi shouted "loyalty to the emperor" while frantically expanding his territory and troops. Until the emperor suddenly passed away, a shocking chess game surrounding the throne quietly unfolded. Who is the true loyalist, and who will become the final master of the world?