After graduating from the University of Traditional Chinese Medicine, Sun Jiayou returned to his hometown to assume control of his family's traditional Chinese medicine shop. Despite the area's populace overlooking the efficacy of medicinal treatments, they were firm in their spiritual convictions. Sun Jiayou was committed to making his grandfather's dream of introducing Chinese medicine to a new realm a reality. Regrettably, a spirit messenger saw this as a severe threat, resulting in a series of confrontations. As the battles waged on, Sun Jiayou uncovered a deeper mystery.