Su Qing, who was captured and used as a repair tool: I am an existence you don't know
Su Ying, the heroine of the ancient sweet novel: I know everything you don't know
Li Xiang, the protagonist's subordinate and the governor of a certain place: What I know must be known
Regent Gu Yixuan who turned black and fell into the trap: You don't know what I know
It's a bit old, a long time ago, I made the old layer cake
Mission: Have hope and never give up