Ryo Narita

Fujiki Keisuke

Masahiro Matsuoka

Yagami Takuro [Taeko's brother]

Nana Mori

Sawai Mikako

Robin Furuya

Nozue Takamasa [Detective]

Nanami Sakuraba

Yagami Taeko [Keisuke's lover] | [Narrator]

Yoshi Sakō

Tonami Kengo [Professor]

Soko Wada

Sujikawa Nihei [Detective]

Atsuko Maeda

Karasuma Kyoko [Taeko's friend]

Ken Yasuda

Sasaki Yoshiro [Researcher]