An agricultural science PhD unexpectedly travels back in time to ancient times, inhabiting the body of a convicted official's wife who has been exiled to the frontier. From the very beginning, she faces a famine unseen in a century, accompanied by devastating snowstorms. The people of the small town are starving, and the locals will stop at nothing to survive. Her entire family is on the verge of death. At this critical moment, the female protagonist uses her modern knowledge to bring advanced agricultural techniques to the ancient world. She grows sweet potatoes and potatoes, builds greenhouses, and creates irrigation systems. Every innovation leaves the locals utterly astonished. Through scientific farming, she turns her fortunes around, rising from a small town to become renowned in the capital and eventually amassing wealth beyond measure. Yet just when everything seems perfect, she uncovers a shocking secret!