The “Rise of the Guardians” storybook app retells the exciting story of the movie. Join forces with the legendary Guardians in this narrated storybook. Fans follow Jack Frost, North, Tooth, Bunny and Sandy as they come together for the first time to protect the hopes, beliefs and imagination of the children from the evil spirit known as Pitch. iStoryTime - an interactive storytelling experience delivered to the convenience of your mobile device - features a series of illustrated and narrated books created by parents for kids.