The Secret Life of Pets: The Junior Novelization is the paperback retelling of the hit movie! The Secret Life of Pets: The Junior Novelization is a retelling of Illumination Entertainment and Universal Pictures’ The Secret Life of Pets, a comedy about the lives our pets lead after we leave for work or school each day. This paperback edition features eight pages of full-color scenes from the movie, and is great for ages 8 and up.