Ryland Grace is the sole survivor on a desperate, last-chance mission - and if he fails, humanity and the earth itself will perish. Except that right now, he doesn't know that. He can't even remember his own name, let alone the nature of his assignment or how to complete it. All he knows is that he's been asleep for a very, very long time. And he's just been awakened to find himself millions of miles from home, with nothing but two corpses for company....

"My name's Griz. My childhood wasn't like yours. I've never had friends, and in my whole life, I've not met enough people to play a game of football. My parents told me how crowded the world used to be, before all the people went away. But we were never lonely on our remote island. We had each other and our dogs. Then the thief came. And there may be no law left except what you make of it. But if you steal my dog, you can at least expect me to come...

Paige Miller fears she is the only person left alive in Ohio until she meets a handful of other survivors, and together they struggle with the knowledge that their new reality is the first part of an alien invasion.