English teacher Irina\'s Assassination mentor makes an appearance and the two compete-using special agent Karasuma as their target.
Plus, more secrets of Koro Sensei\'s mysterious past revealed...! For teen audiences. .
Then, the 3-E students face humiliation yet again during a school baseball exhibition match.
Another transfer student/would-be assassin joins the class, accompanied by a guardian who claims to be Koro Sensei\'s...little brother?! A tentacle showdown ensues, sending everyone into a tentacle tizzy.
English teacher Irina\'s Assassination mentor makes an appearance and the two compete-using special agent Karasuma as their target