The second novel in Peter Clines' bestselling Ex series. It's been two years since the plague of ex-humans decimated mankind. Two years since the superheroes St. George, Cerberus, Zzzap, and Stealth gathered Los Angeles's survivors behind the walls of their fortress, the Mount. Since then, the heroes have been fighting to give the Mount's citizens hope, and something like a real life. But now supplies are growing scarce, the zombies are pressing in...