Fairyland is home to seven colorful sisters. Together, they are the Rainbow Fairies! They keep Fairyland dazzling and bright. But when evil Jack Frost sends them far away, the sisters are in big trouble. If they don't return soon, Fairyland is doomed to be gray forever! A magical book sweeps Rachel and Kirsty away to the Land of Sweets. Could Inky the Indigo Fairy be waiting there for them?