Princess Chu Shuyao of Xiyou is obsessed with the regent and has repeatedly designed to frame Mu Fengyan. The heroine relies on her top-notch medical and poison skills to resolve crises such as poisonings in restaurants, hunting and assassinations one after another, and she cleverly uses strange medicines at the bonfire banquet to make the gangsters look embarrassed in public. Ye Lijue dotes on Mu Fengyan in public, and the two work together to fight against various forces such as the Xiyou Mission, the ambitious prince, and the ghost-faced people in the Miao border. While tearing apart the fog of political intrigue in the court, they work together to smash the poisonous assassination plot, and stick to each other to overcome many dangers.
