A homeless man meets a medical school student who pays him to volunteer for a surgical procedure known as trepanation, drilling a hole in his skull, which ends up giving him the ability to communicate with the dark side of people’s subconscious minds.
Unfortunately the movie Homunculus is not yet available on HBO Max.
| Sound | ermhoi | Original Music Composer |
| Sound | Daiki Tsuneta | Theme Song Performance |
| Sound | Ayatake Ezaki | Original Music Composer |
| Writing | Eisuke Naito | Screenplay |
| Editing | Osamu Suzuki | Editor |
| Costume & Make-Up | Ayumi Tanaka | Costume Designer |
| Camera | Jun Fukumoto | Director of Photography |
| Directing | Takashi Shimizu | Director |
| Writing | Hideo Yamamoto | Comic Book |
