In the 1980s, Baihuling in the Northeast. Su Yuxiu, thirty years old, married the gambler Li Jinbao. After being beaten and scolded for five years, her daughter Yaya was sickly and nearly sold as a child bride by her husband. On that snowy night, she escaped the woodshed holding a feverish Yaya, and collapsed on the mountain road of Baihuling. Before losing consciousness, she wrapped the only burnt-cornered tattered padded jacket on Yaya around the leg of a white fox injured by a beast trap. She did not know that the white fox was Hu Sanniang, a red fox who had cultivated for five hundred years.