This is no ordinary apocalypse... Hannah Ashton wakes up to silence. The entire city around her is empty, except for one other person: Leo Sterling. Leo might be the hottest boy ever (and not just because he's the only one left), but he's also too charming, too selfish, and too much of a disaster for his own good, let alone Hannah's. Stuck with only each other, they explore a world with no parents, no friends, and no school...