An unknown virus has affected children and teenagers. Only every tenth survived. But who are they now - outcasts locked in camps? Still people? Or mutants with superpowers? Ruby never dreamed of superpowers, but now she has them. And every day, with their help, she saves others and survives herself. Risking her life, Ruby goes in search of information about a terrible epidemic that has ruined the lives of millions of people and split the country into two camps. After surviving a government attack in New York, Ruby and a group of resistance continue to fight. Across the country, thousands of children with extraordinary abilities are languishing in captivity. They must find freedom. Ruby will do anything to help those she loves.