Nineteen year old pioneer woman Marty has recently married. She goes west with her husband Clem, hoping to start a new life. But Clem unexpectedly dies, and Marty finds herself alone, two months pregnant. Widower Clark offers her a marriage of convenience: she needs food and money, and he needs someone to take care of his daughter Missie. She accepts his proposal as a temporary solution.

In the 1800s frontier, Missie Davis is a bright and beautiful schoolteacher whose love for the prairie is matched only by her passion for books. When Missie encounters Grant, a handsome New England railroad executive, she feels as though she's met a hero from one of her novels.

A widowed farmer takes an indentured servant as his new wife, but the arrival of a passing stranger threatens their burgeoning relationship.