The Dead have conquered the Earth, devouring and destroying everything in their path as mankind is brought to the edge of extinction. After battling their way out of Baghdad, across the Middle East and in to Europe, Marcus and what is left of his team, are close to reaching their final objective. Now, they must continue their struggle against the hordes of rotting corpses that stand in their way as they travel the wasteland that had once been their home. As Marcus and his men press on, his brother, Steve, continues to hold together the band of survivors within the walls of the Safari Park. With danger all around, he soon discovers that they are fighting against more than just the un-dead.