Kumiko Ijima is a very timid girl who happens to recognize a murderer still in pursuit at a park. With the help of her friend Kyoko Inaba, she warns the police about the wanted man. After trying to escape the police by car, the murderer crashes and ends up in the hospital. Some time later, a mysterious entity starts to terrorize the neighborhood in search of a girl who has the name initials K.I. and uses a red ribbon on her hair.
Unfortunately the movie Hell Teacher Nube is not yet available on HBO Max.
| Production | Hiroyuki Sakurada | Producer |
| Visual Effects | Tetsuya Yanagisawa | Key Animation |
| Crew | Sukehiro Tomita | Script |
| Directing | Junji Shimizu | Director |
| Visual Effects | Atsushi Irie | Key Animation |
| Visual Effects | Michio Sato | Key Animation |
| Visual Effects | Kazuo Takigawa | Key Animation |
| Visual Effects | Kenji Yokoyama | Key Animation |
| Visual Effects | Akemi Hayashi | Key Animation |
| Visual Effects | Takahiro Honma | Key Animation |
