Welcome to the further adventures of the plucky Fitzgerald-Trout siblings, who live on a tropical island where the grown-ups are useless, but the kids can drive. The delightfully self-reliant siblings continue their search for a home. This time, their pursuit will bring them face-to-face with a flood, illegal carnivorous plants, and the chance to win an extraordinary prize at a carnival. Will they finally find a place to call home?