Our Teacher Isn't Human! (Male Reader X MLP EG X Assassination Classroom Story!)

This is Kunugigaoka High! And you guys, Class 3E are dealing with an octopus guy! And he's your new teacher! He blew up the moon and might do it to earth soon, so now you have to kill him! Though this guy is fun and lovable! Korosensei here is just a blast!