Haneda, the president of a company dealing in gold, is shot to death on the Raicho 9 limited express from Osaka to Kanazawa. Detective Kamei begins an investigation in cooperation with the Fukui Prefectural Police. In the Green Car, Detective Nishimoto had noticed a beautiful woman talking to the victim just before he was killed. Looking into her background, she turns out to be Yumiko Miura, living in Setagaya in Tokyo. An eyewitness who claims that she is the murderer also appears, and she is taken into custody. Before long, the victim's unexpected relationships will be revealed one after another...
| Actor | Role |
|---|---|
 Kin'ya AikawaDetective Kamei | Detective Kamei |
 Azusa ManoYumiko Miura | Yumiko Miura |
 Leo MorimotoDetective Nishimoto | Detective Nishimoto |
 Yūki MizuharaTamaki Kubodera | Tamaki Kubodera |
| KKoichi IgawaDetective Shimizu | Detective Shimizu |
 Shirô IzumiAkira Kawahara | Akira Kawahara |
| RRin KiyoharaDetective Tachibana | Detective Tachibana |
 Ken'ichi MorozumiTanaka | Tanaka |
| TTeruo IshiyamaShinichiro Haneda | Shinichiro Haneda |
 Minoru HiranoProsecutor | Prosecutor |
| JJun KondôJudge | Judge |
 Koichi UedaMatsuyama | Matsuyama |
| KKazuo AraiMr. Igawa | Mr. Igawa |
| MMasanori IrieDr. Harada | Dr. Harada |
 Hiroshi OgasawaraCongressman Kyutaro Seno | Congressman Kyutaro Seno |
 Eriko WadaNot listed | Not listed |
 Issei KaiSakuma | Sakuma |
 Yukinori FutamuraNot listed | Not listed |
 Rokkō TouraKatagiri | Katagiri |
 Tamotsu HayakawaIde | Ide |
 Tatsuya MihashiInspector Totsugawa | Inspector Totsugawa |