Also known as: 探偵オペラミルキィホームズ, ミルキィホームズ
The series is a homage to the detective fiction genre, with the four female leads are named after famous fictional detectives.
Characters
- Akechi Kokoro
- Cordelia Glauca
- Hasegawa Hirano
- Henriette Mystere / Arsene
- Hercule Barton
- Kamaboko
- Rat
- Sherlock Shellingford
- Stone River
- Tooyama Saku
- Twenty
- Yuzurizaki Nero
- Zenigata Tsugiko
- Kobayashi Opera