Jefferson, with his childhood friend Donna, leads a tribe of teenagers in New York City on a dangerous quest to find an antidote for a mysterious illness that wiped out all adults and children. When a mysterious plague wipes out everyone except for teen survivors who assemble into tightly run tribes, five young people engage in life-threatening confrontations with enemy gangs, cults and militias to find a cure. A first novel by the director of Twilight: New Moon. Simultaneous.