The world has gone dark. And now danger lurks in the shadows…After a massive EMP attack cripples the West Coast, civilization collapses overnight. Claire’s only focus is finding her sister Lydia—before it’s too late. With chaos erupting around every corner, Claire is forced to team up with the last person she ever expected: her ex-husband. But in a world without rules, trust is a luxury they can't afford.Meanwhile, miles away in the remote wilderness, Lydia awakens in the wreckage of a plane cra...