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.
as Mitsuko Iga
as Joji, Mitsuko's husband
as Akiko, a secretary
as Masano, the maid
as Kotaro, Iga Kanko's president
as Kotaro's second wife
as Yukichi, Mitsuko's grandfather
as Ryutaro
