The Promise(1917)

After an argument with his father, in which he is accused of stealing, Bill Carmody leaves home. His girlfriend Ethel is mad at him because of his carousing. So he heads out West, but he gets in a railroad accident and saves the life of Appleton, who owns a lumber mill. To reward Bill, Appleton gives him a job, and it doesn't take him long to discern that Buck Moncrossen, the camp boss, is crooked.