An unexpected time travel brought 24-year-old Wang Yu to the Wude Dynasty of the Tang Dynasty. He fell from the sky and broke into the Prince of Qin's palace. He was regarded as a suspicious spy by Li Shimin and was almost beheaded. He is familiar with the trend of history, and provides suggestions to protect the Qin Palace in critical situations, and accurately predicts the changes in the Xuanwu Gate. The desperate situation is bound to a super powerful system, unlocking invincible combat power and a cross-era mall. From then on, follow Li Shimin, step out of the chess game of power, and reach the top of the prosperous Tang Dynasty.
