Based on a short story by Canadian author Sinclair Ross, this is a gripping drama about love, infidelity, tragedy and regret. During a terrible blizzard on the Prairies, Anne stays alone in the farmhouse while her husband John treks through the snow to aid his father. Their neighbour, Stephen, comes by to help Anne with the chores. As the evening wears on, it becomes clear that John will not return that night. Anne and Stephen spend the night together. In the morning, Anne realizes with horror the consequences of her impulsive betrayal.