Lin Zhenzhen, a PhD in botany, unexpectedly finds herself transported to a rural village in ancient times, where she becomes a widowed woman raising two children. Her family is impoverished, and life is a struggle. Drawing on her extensive knowledge of plants and their properties, she ventures into the mountains to gather wild produce and medicinal herbs to support her family. Gradually, she improves their living conditions and helps her neighbors earn a living, eventually establishing a mountain delicacies business. Along the way, she rescues a man who has lost his memory and lovingly nurses him back to health. After he regains his identity and resolves the troubles surrounding his past, Lin Zhenzhen takes her children with her to the capital.