He's a high school student, a zombie, a bodyguard, a roommate, and now a magikewl girl! But underneath it all, Ayumu Aikawa is after only one thing: the identity of the serial killer who took his life! When an otherwordly figure explains to the undead high schooler that someone's been sacrificing people to steal their souls, Ayumu and his bevy of babes - the necromancer Eu, magikewl girl Haruna, vampire ninja Sera, and yet another vampire ninja, Tomonori - find themselves in the middle of something major! But it's Ayumu who's readdy in the thick of it, as the identity of his killer and the soul stealer turn out to be one and the same!!