Catherine Mercier and her husband François emigrated to the far north of Canada to make a fresh start. On site they get to know two attractive men, the fur trader Jean Langrand and his friend, the police sergeant James Spenlow. Both men quickly show interest in the married woman. The weather in the icy north, far from any civilization, is at least as harsh as the customs of the residents, who are often immobile, and so one day a serious conflict breaks out when the crude adventurer Joe Lewis from the nearby gold rush settlement Catherine overcharges harassed and harassed.