Eileen is an eleven-year-old who hates school. She feels stupid compared to the other kids, especially in math, and a large birthmark on her arm has always made her feel different. But Eileen has a secret imaginary twin who is happy and self-assured. With the help of her parents, her teacher, and her own spirited imagination, Eileen conquers her insecurities and gains the confidence she needs. Eileen's Bag brings a message of hope to the many youngsters who feel left out and inadequate at school. Without preaching or didacticism, the film shows that children can be encouraged to feel good about themselves and ultimately realize their potential.