Groblins live deep in the heart of the Great Forest and very few people know they exist. Despite the fact Grum is only a young groblin his two brothers throw him out of his home and tell him he has to go away and prove that he's brave before they'll let him back. Grum decides that the best way to do this is to go and find a human and bring it back home. Along the way he meets Burlington bear (Burly to his friends), who takes him under his paw and together they go to town! They soon get into trouble and along the way discover cupcakes, carnivals, kittens and what humans are really all about. But will Grum manage to convince his brothers that he's brave?