Private detective Matsutaro runs a small office with his assistants Ichiro and Sachiko. One day, a teacher from a certain school, Sonoda, comes to him asking for help in locating his runaway wife, Mirai. Mirai is a former student and former delinquent. Matsutaro begins his investigation and discovers that Mirai is living with fellow delinquent Miyuki. He approaches the two, but...
| Actor | Role |
|---|---|
| MMika TanakaNot listed | Not listed |
 Kyoko HashimotoMiyuki Watanabe | Miyuki Watanabe |
 Shinobu KawanaSachiko Azuma | Sachiko Azuma |
| JJimmy TsuchidaKenichi Sonoda | Kenichi Sonoda |
 Ryuji YamamotoShichiro Otsuka | Shichiro Otsuka |
| DDaikei ShimizuKanekichi Ishibe | Kanekichi Ishibe |
| KKenji AraiTomoaki Nishiichi | Tomoaki Nishiichi |
 Yutaka IkejimaMatsutaro Kunitachi | Matsutaro Kunitachi |