Modern society animal Zhao Xu died suddenly after working overtime and his soul traveled to the first year of Zhenguan in the Tang Dynasty. He became an orphan with a bare family and lived with his child bride Lin Wei. The system ran away, leaving only the offline encyclopedia. He counterattacked with knowledge beyond his time, saving lives, improving farm tools, inventing delicious food, accumulating wealth and reputation, and gaining the attention of Li Shimin. In the process, her relationship with Lin Wei warmed up, and she also made a group of friends. However, she was feared by the powerful and jealous of her colleagues. He resolved many crises and became a pivotal figure in the Tang Dynasty, but he declined the title of Marquis and Prime Minister and chose to use knowledge among the people to change the world with his relatives and friends, leaving a foreshadowing for the second season.
