Preach the End

"He doomed us when he stuck his finger where be was not supposed to. Now it's just a matter of time."

Living a boring life before getting thrusted into a world not of his own, filled with bullet-proof high school girls with halos that requires his guidance to get through high school and given the position of a teacher on the very first day.

And shadows of the unknown from beyond looms over Kivotos, danger was imminent.

Last time he checked, the sensei was sure he is human. And he isn't going to shoot his leg to find out how 'bullet-proof' he is thank you very much.

Is there a chance for his survival?