The regent princess Xiao Lingrong and the general Pei Yi have been in charge of the government for ten years. One wrist is wrapped with an ice crack birthmark, and the other is a tiger's mouth with a crescent scar, which is closely related to the evidence of the blood letter of regicide. The edict of succession in the dragon-marked secret box and the twin tombstones deep in the plum forest force the two blades to a desperate situation where they are at each other's throats. She drank the poisonous wine he poured himself, and he trampled the mountains and rivers with his ice coffin in his arms, but the history books only recorded: "In the winter of the third year of Tianshou, both palaces burned down." It turns out that the most brilliant strategy is to let the truth and lies burn to the ground, leaving only half a green plum stained with blood to taste the peace of the world for them.