Lin Wei, a modern archeology student, accidentally discovered an ancient and glowing green ring in his tutor's dusty office on an ordinary afternoon. He put it on curiously, his mind was spinning and his consciousness fell into chaos. When he opened his eyes again, it was already 756 AD, and the bloody chaos of the Anshi Rebellion swept across Chang'an. He was possessed by Wang Bo of the Forbidden Army, and was among the team of Emperor Xuanzong Li Longji of the Tang Dynasty fleeing Shu in a hurry. Who is really behind the scenes? Why choose Lin Wei for this ancient green ring? How many unknown deals and lies were hidden behind the Maweiyi mutiny?