Carly always played with her big sister, Sandy. They played dragons adn knights. They played explorers and pirates. They played mountain climbers and astronauts. Then Lily Jean moved in next door. Carly and Sandy are happy to have a new friend join their games. But Lily Jean changes everything. She decides they'll play house and orders Carly to be the baby. When they play king and queen, she tells Carly to bark--King Lily Jean demands a royal dog! Tired of being bossed around, Carly comes up with a way to teach Lily a lesson. With Sandy's help, can she turn a bully into a friend?