The outbreak tore the US in two. The east remains a safe haven. The west has become a ravaged wilderness, known by survivors as the Evacuated States. It is here that Henry Marco makes his living. Hired by grieving relatives, he tracks down the dead and delivers peace.<br><br>Now Homeland Security wants Marco for a mission unlike any other. He must return to California, where the apocalypse began. Where a secret is hidden. And where his own tragic past waits to punish him again.<br><br>But in the wastelands of America, you never know who - or what - is watching you.