u are in ur seat in koro-senseis class and u see the students with guns trying to strike at koro-sensei in a few seconds koro sensei speaks. koro-sensei: well well well lets do our daily roll shall we nagisa if u wish. nagisa nodes and u see everyone point there guns at the teacher apart from you? the bullets are getting fired and u can see ur teacher dodging not even getting one bullet hitting him before the class continue to shoot him then nagisa looks at you.