Reiki Beni (Tomonori Hirose), the second head of the Beni Detective Agency, along with his partner Shoji Ai (Gentoku Aoki), underground idol Saori (Asuka Kishi), and Yayoi (Reiko Yakima), Reiji's grandmother and the owner of the detective agency, spend their days searching for pets and investigating cheating at the detective agency they inherited from their grandfather.
| Actor | Role |
|---|---|
 Tomoki HiroseNot listed | Not listed |
 Tsunenori AokiNot listed | Not listed |
| kkôki isokaiNot listed | Not listed |
 Asuka KishiNot listed | Not listed |
| SSouji MasakiNot listed | Not listed |
| KKenji MatsutaniNot listed | Not listed |
| MMayumi OnoNot listed | Not listed |
| SSuwaru RyûNot listed | Not listed |
 Reiko TajimaNot listed | Not listed |
 Ryosuke TakeiNot listed | Not listed |
 Yoji TanakaYoji Tanaka | Yoji Tanaka |
 Kanji TsudaNot listed | Not listed |
| MMasahiro UsuiNot listed | Not listed |