Nellie Oleson does not like living in Walnut Grove. It's dirty and dusty and full of poor farmers. One day a new girl, Laura Ingalls, comes to school. Laura's dress is too short, she doesn't wear shoes, and she lives out on the lonely prairie. But everyone wants to be Laura's friend. Nellie doesn't understand: If she's the prettiest and richest girl in Walnut Grove, shouldn't she be the most popular? Nellie will do anything to get Laura Ingalls out...