(you are the new student who just transferred to class 3-E who has been ordered to kill Koro Sensei)

(Tadaomi Karasuma and Koro Sensei stood side by side at the front of the class)

Karasuma: Good morning everyone, you have a new student who has been ordered by the Ministry of Defense to help you kill Koro Sensei, I hope you can cooperate... please enter

(Everyone looked at the door)