At the beginning of the book Maggie is bullied for being obese and she eats much bread and cheese in order to feel good.

As time goes on she learns that if she is fat she will be bullied and decides to take action by losing weight.

After eating healthier food such as fruit and oatmeal, and exercising more, she loses weight, her bullies become friends and she becomes very popular.

She starts playing sports and at the end of the book she becomes a star soccer player.

"[8] Physician William Sears defended the work in a 2012 discussion, as he liked the book's moral of Maggie recognizing and taking responsibility for her obesity.