A former retainer to a noble family kills his wife's father when he tries to expose his past crimes. When he begins an affair with the daughter of another clan's retainer, her father tries to poison him but the substance instead claims an innocent victim...
Unfortunately the movie Summer of Demon is not yet available on HBO Max.
| Writing | Nanboku Tsuruya | Story |
| Writing | Eiichi Uchida | Writer |
| Directing | Yukio Ninagawa | Director |
| Lighting | Minoru Yakame | Lighting Technician |
| Editing | Yoshi Sugihara | Editor |
| Camera | Noritaka Sakamoto | Director of Photography |
| Production | Hideji Miyajima | Executive Producer |
| Production | Akira Oda | Executive Producer |
| Art | Tadataka Yoshino | Art Direction |
