Jiang Feng, who is suffering from advanced brain cancer, only has ninety days left to live. In a desperate situation, he accidentally binds a fortune-telling and life-extending system. Accurate calculations can extend his life. Since then, there has been an arrogant fortune teller in the world. In front of the Civil Affairs Bureau, he saw through the marriage scam of a debt-ridden scumbag and saved a billionaire female CEO; outside the criminal police team, he used tarot cards to solve unsolved cases, shocking the veteran detective. He bluntly comments on the authenticity of Internet celebrities, telling the truth about life and death. Even though hundreds of billionaires came to visit him with huge sums of money to ask for fortune-telling, he still adhered to the time limit and left work decisively when the time was up.