North woods melodrama centering about a brutal trapper known as 'The Wolf.' He is in love with the daughter of the French factor, but is opposed by her sweetheart. The two suitors fight and the Wolf is defeated. He vows revenge, and later captures his rival, threatening to kill him unless the girl consents to marry himself. To save her lover's life, she agrees. But the Wolf had reckoned without a girl whom he had betrayed and discarded, and when he returns to his cabin, finds her. He struggles with her, but is shot and killed by the girl's sweetheart, leaving the lovers free to marry.