The modern social creature Chu Huaijin travels through the book and becomes the sick and weak regent of Dayan. He faces the fate of being sentenced to death three months later as soon as he opens his eyes. Thanks to the blessing of the "behind-the-scenes operation system", he strategized on the bedside, relying on the prediction of the plot and the help of the system to make every step: preventing the assassination of the prince, countering the queen's frame-up, exposing the conspiracy of collaboration with the enemy... From a sick man who can be bullied by everyone, he counterattacked and became the manipulator behind the scenes that stirred up the chaos in the court. He rewrote destiny in the whirlpool of power and intrigue. From suspicion to joining forces with the prince, they jointly fought against the conspiracy of the time traveler queen and wrote a legend of the sick and weak prince's counterattack.