A wheelchair-bound daughter is told that her mother's death was a murder and asks for an investigation, gradually learning the secret of her own birth.
Yoshiko Tanaka
Mitsuko Iga
Hirotaro Honda
Joji, Mitsuko's husband
Shinobu Yuki
Akiko, a secretary
Yūko Katagiri
Masano, the maid
Mikijiro Hira
Kotaro, Iga Kanko's president
Kyoko Kamimura
Kotaro's second wife
Tomo'o Nagai
Yukichi, Mitsuko's grandfather
Sanji Kojima
Ryutaro
