When eco-enthusiast Twilly Spree spots someone in a Range Rover dumping litter onto the freeway, he decides to teach him a lesson - only to discover that his target is Palmer Stoat, one of Florida's cockiest and most powerful political fixers. The short-tempered Twilly finds himself embroiled in a murky world of singing toads, bogus big-game hunters and in the company of an infamous ex-governor who's gone back to nature with a vengeance.