The Goonies meets Louis Sachar's classic Holes in this action-adventure story.Billy Rainwater's hometown, Serendipity Springs, once bubbled with hope. The Tokalon nation once lived happily on the far side of the river, frontier settlers on the near. Visitors came in droves to dip in the healing waters, to experience the natural wonders and to taste the most delicious grapefruit in the world.But the Serendipity Springs that Billy Rainwater knows is...