It had an interesting start, introducing a full cast and an intriguing mystery but then it went downhill from there.
Spoilers///
Each character would be given some sort of sad backstory + flashback before being spirited away making them feel like shallow vessals only designed to have a sad backstory. Additionally, we find out one of the causes for the suicide of the student A was actually the fact that their teacher supported Student B during their fight instead of remaining impartial which makes the ending where they rally to support Student B (who caused the distortion) a bit meaningless.