This is the story of a boy named Isaac Anderson who was cursed with the ability to be immune to the disease that ended the world. After the dead get inside Alexandria, forcing Isaac to leave his home, he gets picked up by a new group called "the saviors", although they do more killing then saving it seems.. Isaac is forced to confront his past when the saviors have a run in with Alexandria, now he has to choose between the people who saved him, or the people who left him for dead.