Gambler Oak Miller seeks revenge on the man who misused his sister Rose, who is ill and under the care of the woman Oak loves, Barbara. The man Oak seeks, Granger, is planning to rob a wagon train with the collusion of the Indians under Chief Long Knife. When Barbara is suspected of killing her lascivious stepfather, Oak takes the blame and is arrested just before he is needed to save the threatened wagon train.

Adopted by the Kellys from an orphanage, Nancy is reared in dreadful surroundings and mistreated as the household drudge. She accidentally makes the acquaintance of Jack Halliday, son of a wealthy city family who is fishing near her home. When Mrs. Kelly beats Nancy for accepting the attentions of her husband, the girl escapes into the woods and conceals herself in the rear of Jack's car as he drives into the city.