Jiang Jue travels through the world of Xianxia and obtains the Destiny Deduction System.Observing other people's destiny, knowing their past and knowing their future can even change their fate against the sky!It's just that there seems to be a big problem with this system.No matter what he calculates, he has to truthfully tell the fortune-teller's destiny.On this day, he met the leader of the Ten Thousand Demon Kingdom, the Demon Lord.Tu Shanlan: "Sir, you might as well do the divination for me.""Thousands of years later, you will be married and have five children." "...""By the way, your husband-in-law is me."