Lost World

Lost World, the fourth book in the Broken World series, continues following a group of survivors after a super-virus has destroyed the world and the dead have come back to claim it as their own...With their shelter destroyed and their sense of security shattered, Vivian, Axl and the group set off in search of a safe place. But the group's morale is at an all-time low, and they now know it's not just the dead they have to fear. Weeks of wandering brings sickness, death and loss to the surviv...