The first YA novel from the bestselling author of Queenie. When Empress starts at Aniya's school, they're not exactly best friends. But, when the two teenage girls accidentally cast a spell on their 16th birthday and end up switching bodies, they quickly learn that friendship is the most important magic of all. South London's answer to 'Freaky Friday', Empress and Aniya is a moving portrayal of the importance of real friendship and the ups and downs of being a teenager.