Embershuang Conspiracy: the Poisonous Concubine Sacrificed by the Emperor's Uncle

The legitimate daughter of a poisonous doctor crawled out of a mass grave, and the blood-stained pharmacopoeia revealed the secret of the emperor's uncle. She used a hairpin to hide the killing plan, and he used his chess to conquer the world. This world is a situation, and all living beings are medicine. Only you are the solution, and you are also the poison.