Motoko, a married woman, returns to her childhood home for the funeral after receiving news of her father Yoshio's suicide. There, she discovers her late father's diary, which reveals the lewd desires he harbored for her—despite the fact that she was not his biological daughter.
| Actor | Role |
|---|---|
| SShôko ItsukiMotoko Aruga | Motoko Aruga |
| EErina AoyamaEmi Ishikawa | Emi Ishikawa |
| SSatomi ShinozakiTomie Ishikawa | Tomie Ishikawa |
 Takashi NahaAkira Aruga | Akira Aruga |
| YYasunari KubotaHiroya Aruga | Hiroya Aruga |
| SSetsuhiko KobayashiMakio Ishikawa | Makio Ishikawa |