Xu Yuan, a sophomore in modern times, and her pet dog Dahuang accidentally transmigrate to an ancient era stricken by famine. She becomes the notorious widow of the Gu family, while Dahuang turns into the household guard dog. With the ability to communicate with animals, Xu Yuan and Dahuang head into the mountains to forage for food and gather medicinal herbs, and befriend wild beasts. She leads the Gu family, once despised by everyone as a vicious woman, to rise against adversity and grow into a respected leader of the village. Amid the desperate famine, they forge an inspiring legend of a girl and her dog fighting side by side.
