At the Beginning, He Elopes with the Empress

I traveled through time and became the King of Wei in the Jin Dynasty. My name is Cao Zhao, my brother is Cao Shi, and my father is Cao Yi. The emperor of the Jin Dynasty was still named Sima, but who was Sima Xiangru considered the ancestor of the Jin Dynasty? And the current empress Sima Yuanji, this name sounds so familiar! Are you sure it's not Wang Yuanji? What the hell is the national seal? Why does it come with its own small universe? What the hell! It's all chaos!