Now that Yuichiro has earned his place in the Japanese Imperial Demon Army, he prepares to undergo a fiendish test to acquire the most powerful and deadly of hu
The apocalypse is not only near, but a certainty. Set before the event and the aftermath detailed by the hit manga, this stand-alone prequel light novel series
Yuichiro survives the trial to acquire Cursed Gear—demon-possessed weaponry that is humanity’s only hope for combating the vampire scourge. But times are da
Yuichiro has no memory of his terrifying but temporary transformation into a one-winged monster during the battle for Shinjuku. The widely feared leaders of the
A vampire attack reunites childhood friends Yuichiro and Mika, though they now face each other from opposing sides of the battlefield. Mika begs Yuichiro to for