The heroine Tang Li was originally the legitimate daughter of a general. After her family was wronged, she went dormant as the "Ghost-hand Li Niang" who was a master of medicine and poisoning. She took revenge from the bottom and counterattacked. In the end, she took the power of medicine and influenced the court situation. She and the shady seventh prince Jun Yu used each other to redeem each other, and jointly rewrote the fate of the dynasty. The full text focuses on the "growth line of the heroine". The heroine has medium strength, intelligence and medical skills. The emotional line is "strong alliance, evenly matched", interspersed with court intrigues, rivers and lakes disputes and medical practices in troubled times.