Plot: Nambayar found a dinosaur egg, a fossil of a recent discovery in Mongolia, except that by installing the egg in the incubator that Jett and Jett Pet brought her, Coco, a baby tyrannosaurus rex, is born. With Storm's help, Jett, also with Dizzy and Donnie and their Super Pets, set off in Jurassic period to try and find Coco's mother