Mo Yeyun is the only daughter of a wandering doctor who has good hands and a kind heart. She has a gentle appearance and a charming appearance. However, on the contrary, she has a cold and aloof temperament. She was originally the eldest lady of Wanhua Valley, a famous medical sect, but due to an incidentIn the tragedy of her family being wiped out, she lost all her blood relatives and classmates and became a refugee. In order to find out the truth and take revenge, she pretended to be a traveling doctor and searched for clues everywhere.