Kyoya Izayoi is no ordinary high school student - he's one of the fewtrained in the martial art of Nenpo, and wields a sword known as "Ashura." Little does he know, the walls between this world and the world of the spiritsare getting thinner by day... and when the fault line separating these twoworlds collapses, the city of Shinjuku is about to face the most devastatinghorror the human world has ever known. Kyoya is waiting - can he stop aworld of demons...'