SilentNight

Issei Hyodo is your average perverted high school student whose one wish in life is to have his own harem, but he's got to be one of the unluckiest guys around. He goes on his first date with a girl only to get brutally attacked and killed when it turns out the girl is really a vicious fallen angel.

Failure Human Tsukune is unexpectedly put into a school for monsters, where he meets the cute vampire Moka. He later meets succubus, Kurumu, a young witch genius, Yukari, an ice girl, Mizore, and Ruby a second older Witch Adept, Ruby.

Yukiteru Amano (or Yuki) is a loner who never really interact with people and prefers writing a diary on his cell phone with his only companion being an imaginary friend named Deus Ex Machina, the God of Time and Space. However, Yuki soon learns that Deus is not a figment of his imagination but real when Deus makes him a participant in a battle royale with eleven others.

The story starts when a guy called Aono Tsukune fails in getting accepted to a good highschool,so he ends up going to a monster highschool.In the beggining he doesn’t know the fact that the highschool where he is is a monster highschool but he realizes soon about this fact.

A group of high school teenagers are suprised one day to find that the citizens of Tokyo are turning into zombies. They band together to stay alive and escape.