Ling Su, a modern deadly poison doctor, was betrayed by the organization and died, and was reborn as Su Qingluan, the famous "bastard evil girl" in the capital and the legitimate daughter of the general's palace. Faced with the frame-up of her concubine, the humiliation of the cold-faced prince, and the calculations of the imperial power, she used poisonous medical skills as an edge to stir up the storm. After being forced to marry Prince Jing Xiao Jue, who disliked her, the two gradually discovered through trial and cooperation that they were actually the same kind, and a huge conspiracy connecting the two lives was involved. Joining forces with powerful forces, they finally wipe out their enemies and reach the pinnacle of love in both directions.
