A devastated Earth's last hope is found in Pearls: small, mysterious orbs that fall from space and are capable of supplying enough energy to power entire cities. Battling to control the Pearls are the Skyship dwellers--political dissidents who live in massive ships in the Earth's stratosphere--and the corrupt Surface government. Jesse Fisher, a Skyship slacker, and Cassius Stevenson, a young Surface operative, cross paths when they both venture into...