Hugo is an averagely spooky ghost. He has been banished from his home by an Ancient Ice Ghost who has moved in and is spreading an Arctic cold over the entire town. He befriends Tom and Hetty, a professional ghosthunter, to help him. Hetty teaches Tom and Hugo the basics of ghosthunting and the three become an unusual team. Only with friendship, courage and self-confidence can they overcome their adversary and save the town from the AIG.