The heroine Shen Jingque is the true daughter of the Marquis of Changning. She was swapped by a virtuous concubine at birth. She was raised by a retired imperial doctor in a village in the Qinling Mountains. She is a master of medicine and poisoning.
The fake daughter Shen Ruoyan looks gentle but is actually a chess piece placed by the wise concubine.
The male protagonist Lu Yanci is the eldest son of the Duke of Zhenguo. He appears to be a playboy but is actually the leader of the emperor's secret agents.
There is no golden finger, just relying on strength to slap people in the face
