In a hidden island kingdom Ernesto seeks adventure and Tanya pursues an old adversary. But Kevin is wary of their guide, a fancy seagull who promises champagne and good times.

Kevin seeks a peaceful lifestyle after befriending a pair of tranquil manatees. Worried that their friend is drifting away, Ernesto and Tanya try to foster a calming environment at the apartment, but Turt has summoned dark forces there.