In a world without surface water, Jimini Renn wants nothing more than to live inside the protective walls of Adam City for the rest of his life, but his little brother has other ideas. As far as Jimini is concerned, Adam City has everything he needs. It has a well that provides much-needed water, food, and safety from the dangers of the outside world. When his bookworm of a brother leaves to chase waterfalls, Jimini must follow even though he knows it will probably mean his death. His chances of survival are grim when the first person he meets on the outside pulls a gun on him. No one who...