"The apocalypse wasn't part of my adventure plan..." Nathan Tenner, a geeky second year high school student, always yearned for adventure. That wish of his is granted... In the form of a horrific zombie apocalypse that conquers the entire continent. With the help of Jonathan Leviathan, the third year piano prodigy who saved him, they set out to survive. At least until the cure is ready or until it blows over. But can they handle the decisions they must make?