I Was Born in Tang Dynasty, and I Am the Great-Grandson of Emperor Taizong.

Li Shizhi traveled to Tang Gui's world and became the great-grandson of Tang Taizong Li Shimin and the grandson of Li Chengqian. Following him was an unreliable system. At the beginning, he was recalled to Chang'an by Emperor Li Dan and granted the title of king. He even learned that he had saved the life of Pei Jian, the Minister of Civil Affairs, many years ago, so that Pei Xijun never forgot him. And together with Su Wuming and Lu Lingfeng, they embarked on the road of investigating the case. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.