The apricot forest is warm in spring and the fragrance of medicine floats. Gu Youlan once thought that her greatest "achievement" in her life was to keep a medicinal field in an orderly manner in the valley, study medical skills, and reach the legendary state of being able to "bring back the dead" - of course, that was just an exaggeration by people in the world. She was just a little more meticulous, a few more exotic medicines, and a little bit luckier than ordinary doctors. Until that day, she forcefully dragged a man with bloody flesh and dying body back from the gate of hell. After he woke up, he lost his memory. His eyes were as clear as a newborn deer, but he had an innate nobility. Gu Youlan named him "A Mo". From then on, there was a taciturn but extremely obedient "patient" in her valley. She taught him how to recognize medicine, and he helped her pick medicines. The two of them lived a simple life without fighting against the world. She thought this was her ideal "retirement life." However, no matter how good her medical skills are, she can't cure this man's inherent "trouble-causing constitution"! First, there was a fight for the secret recipe of "resurrection from the dead" in the rivers and lakes, and the bloody storm was approaching the valley; then there were the shady conspiracies in the court, entwining like poisonous snakes, aiming directly at her amnesiac "Ah Mo". The more innocent he was, the more frightened she became. When those memory fragments from the past flooded back into A Mo's mind, he was no longer the docile man in the valley, but the amnesiac prince who held great power and was decisive in killing! Only then did Gu Youlan realize that what she rescued was not an ordinary patient, but a hot potato, a living king of hell who could stir up the world. Facing the pressing pursuit,