Explicit drama about a young woman who becomes involved with a group of college students who play "spin-the-bottle" and the women must make love or strip. The woman, Junko, becomes involved with Makoto, leader of the gang, becomes pregnant, has an abortion, then gets involved with an architect.
| Actor | Role |
|---|---|
 Tatsuya MihashiNot listed | Not listed |
 Chisako HaraJunko Kadowaki | Junko Kadowaki |
 Michino YokoyamaMichiru Kawamura | Michiru Kawamura |
| RRumi KonishiNot listed | Not listed |
 Masumi HarukawaNot listed | Not listed |
| YYoshiko NogawaNatsuyo Aoyama | Natsuyo Aoyama |
 Yūko KashiwagiNot listed | Not listed |
| AAsako HinokiNot listed | Not listed |
| CChūzaburō WakamiyaJunko's uncle | Junko's uncle |
| 稲稲吉靖Not listed | Not listed |
| KKimie TokudaijiNot listed | Not listed |
 Shigeru TsuyuguchiNot listed | Not listed |
| SShin'ya MizushimaGeorge | George |
 Masakane YonekuraNot listed | Not listed |
| SSadao MizutaniNot listed | Not listed |
| NNobuo KawaiKazuo Ninomiya | Kazuo Ninomiya |
| MMieko FujinoNot listed | Not listed |
| RRyuichi FujiyamaNot listed | Not listed |