In the first adult installment of the Princess Diaries series, Mia and longtime boyfriend Michael plan their fairy tale wedding, while a scheming politico is trying to force Mias father from the throne because of a royal secret.

Living in New York City with her mother and her younger sister, Miri, fourteen-year-old Rachel tries to persuade Miri, who has recently become a witch, to help her become popular at school and to try to stop their divorced father's wedding.