Mountain youth Lu Ye accidentally encounters danger, and by a twist of fate receives help from the nine-colored divine deer Bai Lu Ming, gaining the ability to perceive medicinal herbs in the mountains. Relying on his own courage and hard work, he excavates mountain treasures, develops the medicinal herb industry, and leads the villagers to jointly increase their income and achieve prosperity. Facing layer upon layer of difficulties, the two hold fast to their original intentions and unveil layer upon layer of truths. As the past of the older generation slowly emerges, the crisis deepens in Medicine King Valley quietly awakens, and the youth and the divine deer join hands, about to protect this mountain forest and a realm of peace.