Barbie stars as the beautiful Princess Annika in Barbie an Magic of Pegasus: A storybook. When Annika refuses to marry the evil Wenlock, he turns the entire kingdom to ston. Annika's long-lost sister, Brietta, returns to help-but Wenlock has turned her into a flying horse! Can Princess Annika create the Wand of Light in time to break Wenlock's spells and save the kingdom?