In Los Angeles, Raymond and Mia James are about to lose their house. Within days, none of it will matter.When Vanessa dies of the flu, Walt is devastated. But she isn't the last. The virus quickly kills billions, reducing New York to an open grave and LA to a chaotic wilderness of violence and fires. As Raymond and Mia hole up in an abandoned mansion, where they learn to function without electricity, running water, or neighbors, Walt begins an existential walk to LA, where Vanessa had planned to move when she left him. He expects to die along the way.Months later, a massive vessel appears above Santa Monica Bay. Walt is attacked by a crablike monstrosity in a mountain stream. The virus that ended humanity wasn't created by humans. It was inflicted from outside. The colonists who sent it are ready to finish the job--and Earth's survivors may be too few and too weak to resist.

    Disease and starvation have been eradicated, sleep is unnecessary, and it takes no time at all to go from the Bahamas to the moon. But now Kieran has to take Scarcity, a class about how people lived in the bad old days. And as if sitting through an hour of Scarcity every day wasn't depressing enough, it's final projects time. Each student must choose some form of ancient hardship to experience for two whole weeks. Kieran chooses having to sleep eight hours a night, which doesn't seem too annoying.Maria Borsotti has never thought much of Kieran, but she decides to take pity on him and help him out with his project. Soon, Kieran is sleeping and having vivid dreams, while Maria, whose Scarcity project is to give up all teenage hormone regulation, is experiencing emotions she never knew she had. As their assignments draw them closer together, they begin to wonder if the olden days weren't so bad. Maybe something has been missing from their perfect lives after all?