Lu Qingqing, a dual doctoral holder in modern Chinese and Western medicine, accidentally time-travels and becomes the notoriously ill-reputed youngest daughter of the Lu family in Flowing Cloud Village. Changing her past spoiled and wayward demeanor, she uses superb medical skills to save the endangered and help the needy, devotedly protects her family, and leads the villagers to improve their livelihood. Identifying herbs, developing fine medicines, and managing medicinal properties, she step-by-step washes away her stigma and stands firm. Along the way, she has several encounters with a mysterious man wearing a silver mask, walking out a vibrant life path of practicing medicine and establishing a career amidst the rustic fireworks of the countryside.