English teacher Irina is visited by her assassination mentor. The two compete, using Karasuma as a mock target to practice new assassination techniques to take out Koro Sensei, before he destroys the Earth. Then, Koro Sensei's alleged little brother shows up, and a family showdown for the century ensues.
General Note
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.