Ground Zero [UNDER MAJOR CONSTRUCTION]

What happens when your life, your normal life, the only one you've ever known, is destroyed by a disease you've only seen in science fiction movies, or even horror movies? That is what happened to four friends, they were your regular teens, going to school,studying, and then summer break, partying, and well, of course, romance. They can barely cope with that, how can they handle when the entire United States turns into Ground Zero?