Jimmy Wood was living a quiet life in the hills of southern Indiana when the world began to crack. Strange reports whispered from far-off places suddenly became real the moment they reached Karst Valley. Jimmy witnesses the first signs that normal life is slipping away-and the collapse isn't coming, it's already here.When Zack Wolf, a former neighbor with a complicated past, shows up at Jimmy's door, the two are pulled into a chain of events neither is prepared for. As Karst Valley unravels, friendships are tested, relationships strained, and hard choices made. In the growing darkness, one question lingers: What happens when the people you trust the most become the ones you fear?