Li Mengmeng (played by Li Zixuan), a modern girl who lacks confidence and is ignored, accidentally steps into a strange time and space - Qi State, and becomes a messenger of God. She successfully counterattacks in Qi State, where she ranks last in academic performance, and becomes the mentor of the young and scheming emperor Qi Yan (played by Chen Jingke). The two of them form a tacit partnership and work together to build their careers.