When the students of 3-E discover their teacher is an alien, they are determined to take him out before he can destroy Earth. After learning his greatest weakness, Terasaka implements another assassination attempt, but it doesn't come without risks. His plan puts his fellow students in danger, and Terasaka will have to come up with a way to protect his classmates while still annihilating his target.

Printed Manga-style; book opens from left to right. Pages are read from right to left. Translation of: Ansatsu kyoshitsu. Originally published: Tokyo : Shueisha Inc., 2012.