She is the abandoned daughter of the marquis whose bones were cut out and her blood taken, and he is the snake-print regent who wears a mask.
In the underground palace of Southern Xinjiang, her plum birthmark resonated with his golden snake tattoo, unexpectedly unraveling the shocking scam of "twin doctors and witches are sacrifices". When the imperial hospital was infested with poisonous insects, the prince's pox oozed snake blood, and the bronze mirrors all over the city reflected prophecies of death - they were shocked to realize that the fate carved on the Jinghu altar since birth had already been intertwined with the life and death of the people in the world. The snow-breaking knife and the soft sword are cutting each other, and the holy blood is boiling with voodoo. The twins who are supposed to be sacrificed use the technique of symbiosis to fight their way out of the machinations and poisonous fog!