After Mary Carroll's husband learns that she has had an affair, he challenges her former lover to a duel and is killed. Mary is thrown out by her husband's wealthy family and separated from her little boy, John Carroll, Jr. Years later, John Jr. falls in love with Ruth Fulton, the daughter of the horse trainer for Rex Burleigh. When her father dies, Ruth accepts Rex's offer to care for her, but she leaves the expensive apartment he has provided when she learns his true motives.