Ten years ago, a young girl was found dead in the school pool as a result of a bullying incident, and a teacher also attempted suicide in agony. The school is now closed, but ten alumni, led by Nojima (Baba Ryoma), gather together after hearing that strange phenomena occur nightly in the pool where the incident took place. However, a number of bizarre phenomena begin to occur.
| Directing | Yûichi Onuma | Director |
| Writing | Mikaho Ishikawa | Screenplay |