A wealthy family and a group of select guests find themselves at the mercy of an ice storm assailing the ancestral Quebecois country home. The situation soon becomes dire; it is a crucial time in the lives of these people who no longer love each other, as personal problems start taking their toll on already tense relationships. Burdened by cruel memories of the past and forced to hide their true feelings from one another, each of them tries to remain calm under the mounting pressure of the stressful atmosphere. But an unexpected development soon triggers an unpredictable reaction, one which will result in murder. Somewhere in this vast residence located in a remote area lurks a killer. But ice and sleet have made the roads impassable, and now, no one can escape.