IT man Lin Mo traveled to Luoyang at the end of the Han Dynasty, and the bound system pop-up window asked him to fix the most powerful bug first - Lu Bu. So he began to use code logic to rectify the refugees, use project management to manage the army, and use modern thinking to vomit and rectify things with technology in the serious world of the Three Kingdoms. From installing a pedometer on the red rabbit horse to reporting in PPT at the court meeting, this unconventional time traveler is ready to reshape the entire era with a hilarious dimensionality reduction attack.