Orphaned girl Lu Qingtang is schemed against by greedy relatives, and her hard-earned tuition fees are forcibly taken away. In a desperate situation, she nearly falls off a cliff, accidentally discovering a secret realm filled with rare medicinal herbs. Relying on her own courage and herb-recognition skills, she breaks through heavy suppression and the blockade of commercial rivals. Without depending on others, she leads the villagers to build a medicinal herb cooperative, forges her own path through hard work, and writes a passionate legend of female self-reliance and entrepreneurship amidst the mountains.