Don't play with me, ERASED! DON'T PLAY WITH ME! We know that Hinazuki is going to die again. Or rather, you know she died again by the ending of the episode, where no way would she have not come to school to fulfill her promise. They have to make the point that the flow of time is not so easily changed in an event like this.
Also, I think the teacher did it. He seems too suspicious.








