Is this a Zombie? of the Dead

About the story

Ordinary high-school student Ayumu Aikawa becomes entangled, through a strange twist of fate, in a series of murders that shocks society and loses his life. Yet he comes back from the dead. It turns out that Eu, a necromancer he happened to meet before the incident, resurrected him as a zombie. Add Haruna, a girl warrior from a magical world, and Sera, a vampire ninja girl, and somehow Ayumu ends up living together with all of them…