The killer class is back in session—sort of. Relive every moment through the eyes of the top two students: Nagisa and Karma!
In the alternate universe set in an RPG world, the students of Kunugigaoka Junior High School are heroes under training and students of Class 3-E are those with bug, making them weaker than other heroes. They ae tasked a defeat Koro-sensei, a Demon King who intentionally teaches them so they can defeat him one day.
United by a common mission to eliminate their teacher, Koro-sensei, an alien creature with phenomenal strength, join Nagisa and his Class 3-E classmates in brand-new adventures.
A spin-off from Assassination Classroom, in this world, Koro-Sensei is the Demon King while the students of class 3-E are cast as heroes who must defeat him. The students learn swordsmanship and sorcery at Kunugigaoka Magic School. Their strange adventure begins!