Episode Title:Transfer Student Time.Episode Description:The students of Class 3-E are greeted by their first transfer student, an artificial intelligence from Norway known as the Autonomous Intelligence Fixed Artillery, who uses calculations to assess the best way to shoot Koro-sensei, managing to blow off one of his fingertips with her second barrage of gunfire. However, the students quickly gets sick of her constantly firing her weapons during class, deciding to tape them shut themselves so they can study properly. After class, Koro-sensei makes some modifications to the Autonomous Intelligence Fixed Artillery, giving her a more human personality. The next day, the students appreciate her more and nickname her Ritsu. Later that night, Ritsu's inventors are outraged with the changes and decide to remove all the modifications. However, Ritsu manages to hide her new personality from them before it is deleted, deciding to secretly defy her inventors for the sake of keeping her promise to help her classmates.