An assistant director investigates the authenticity of a popular autobiographical novel being adapted into a movie.
Unfortunately the movie Gyakka is not yet available on HBO Max.
| Directing | Eiji Uchida | Director |
| Writing | Eiji Uchida | Original Story |
| Writing | Yukiko Manabe | Screenplay |
| Editing | Masashi Komino | Editor |
| Sound | Kobayashi Yohei | Original Music Composer |
| Camera | Kenji Noguchi | Director of Photography |
