Kelli is a 19-year-old orphan who lives and teaches at a New York orphanage. She is sent west on the Orphan Train to oversee the children. When the train reaches Kansas, the end of the line, and Kelli realizes that she must return to New York, she makes a desperate plea to a golden-bronzed cowboy, asking to fill the place of a mail order bride he advertised for to raise his little girl.

Elsie Hathaway has it all: beauty, brains, and a strong work ethic. Taken in by her aunt's loving family after her mother's death, Elsie has had every advantage and earned every honor her school bestows. Her older brothers and her father remained in the family home and over the years their visits to each other were sporadic. But one day she drops by unannounced and discovers that this is the place where she is needed most.

Sixteen-year-old Effie Martin is in trouble. No one in her family understands her, some mean girls refuse to invite her to their picnic, her clothes are a mess, and she's mad at the world. Impulsively, she hops on her bike and soon finds herself in the middle of a drama where she saves the day. Her heroic act becomes a turning point in her life.

Immediately after the death of the aunt who raised her, Joyce Radway's cousins treat her like a servant. They even attempt to block her from taking exams to qualify as a teacher and earn her own living. Angered by their constant demands, she impulsively grabs her hat and purse and runs to her aunt's grave to weep and rest. But she's not alone; thieves are using the cemetery to hide stolen goods, and she's heartsick to discover their leader is a man she once knew and admired.

A misleading want ad induces lovely and innocent Rachel Rainsford to board a train to find work in another state. She doesn't know that she speeds toward darkest disaster because the man who "hired" her is actually intending to sell her to another man for his pleasure. A lucky encounter brought Chan Prescott to intervene—and it was well that he did.