Trevor is 'between jobs'. He spends his days avoiding his nagging wife by hiding out in his shed and painting figurines for his wargames with his agoraphobic friend, Graham, and dreaming of his heroic alter-ego, the battle mage Casimir the Destroyer. When Mr Parsons, arrives to evict Trevor, everything gets put on hold as a zombie apocalypse starts. Now his primary concern – save his wife or get out of town!