Our friends, Jake and Chloe, are returning to the world behind the wall for a new adventure. When they get there, they are introduced to a new friend, Otis the otter. Jake and Otis become instant best pals. However, Otis talks Jake into doing something that he knows is wrong. The two of them have an adventure of their own, but it ends in trouble. Their other friends will be called upon to help them out of their bad situation.