Laura, her husband Almanzo and their daughter Rose leave South Dakota and head for Missouri in search of a better, more financially stable life. It's a daunting journey, but they're sustained by their resolve. However, they're faced with an even greater challenge after their arrival: an ailing and bedridden Almanzo is unable to tend their new land. With winter fast on its way, Laura attempts to clear the land herself and plant the acres of apple trees that they hope will ensure their future.