Teddy Ruxpin and his best friend Grubby journey to the Land of Grundo in search of a long-lost treasure. With the help of inventor Newton Gimmick and an old treasure map, the three journey across the land while narrowly evading the pursuit of the greedy villain Tweeg. When they meet the noble Prince Arin, their treasure hunt is put aside as they agree to help him rescue his kidnapped sister, Princess Aruzia.
