Three Hexagrams a Day, I Can Kill Them All in Troubled Times!

Traveling through troubled times, Jiang Yu's fortune-telling system can determine life and death, and determine the rise and fall of a country. With three hexagrams a day, he calculated the food, the army, and the hearts of the people. The old emperor asked him to calculate the fate of the country. After reading the hexagrams, Jiang Yu directly calculated his death date: "Your Majesty, your divination shows that if you die, I will be the king!"