When the undead roam the earth, "insane" is a relative term. Niall William Parker was a part time security guard at the public mall, thrown to the mercy of fate when he was convicted of murder and sentenced to languish in an insane asylum until the end of his days. He just never expected that he would emerge during the end of all days. In the chaos of the unfolding apocalypse, he and his friends must fight to survive against the hordes of the living dead and find his way to safety, all while struggling to regain the memories of a past life that might hold the key to the future.