Li Muchen, a disciple of Buzhou Mountain, obeyed his master's orders and went down the mountain. While fulfilling his grandfather's engagement with Lin Manqing, the daughter of the Lin family, he was investigating the cause of his grandfather's death. With his superb medical and magic skills, he resolved the poison crisis in the Lin family, uncovered the traitor second uncle Lin Laifeng, and thwarted the conspiracy of the demon king's forces. During the process, she and Lin Manqing exchanged feelings, and finally decided to restore the glory of the Li family in the capital and marry Lin Manqing in an upright manner.
