A broken world. A relentless fight for survival. Two months ago, a devastating virus crippled the nation, turning all those infected into violent, bloodthirsty maniacs. Brian is a survivor. He wanders the desolate landscape in search of those he cares about. But hope is fading, and luck is running out. But when he crosses paths with a new group and hears whispers of a safe haven far up north, he must face up to a new journey across the perilous wasteland. And as the infected become the least of his worries, Brian discovers that the threats in this brutal world are far more horrifying than he ever imagined. Meanwhile, young Ava travels with Doug the Dog and a mysterious woman named Abigail. But when an unexpected event tears them apart, Ava is left to fend for herself in a world that shows no mercy. Forced to grow up fast in a ruthless environment, she must navigate deadly dangers and unearth the strength to survive alone. In Pandemic Z 4: After the Outbreak, the fourth book in this pulse-pounding post-apocalyptic saga, the fight for survival reaches new depths of terror. As the dead world grows darker, the true nature of humanity begins to reveal itself-and not everyone will make it to the end.