While returning from a business trip to Hokkaido, Detective Kamei of the MPD greets a middle-aged traveler in the waiting room of Minami-Wakkanai Station but is ignored by him. On the limited express to Asahikawa, the same man happens to entrust Kamei with a floppy disk before dying. The floppy contains his investigative notes on a murder that happened two years ago...
Cast

Hideki Takahashi
Inspector Totsugawa

Hiroko Nakajima
Kyoko Usami

Shigemitsu Ogi
Akira Ogawa

Taro Ishida
Yasuo Hirano

Momiji Yamamura
Detective Hojo
Koichi Igawa
Detective Shimizu

Takeo Nakahara
Detective Sasaki

Mansaku Ikeuchi
Ken Takada
Yasuhiro Arai
Isamu Arai

Yoshiki Arizono
Hitoshi Aoki
Ami Kawai
Midori Aoki
Kenji Shigeru
Detective Kusaka

Leo Morimoto
Detective Nishimoto

Sei Hiraizumi
Section Chief Honda
Yukiko Matsutani
Yuko Nakayama

Junko Nakazawa
Yukari Sugimoto
Yuka Matsui
Policewoman Ikeda
Usaburo Oshima
Conductor Saito

Hajime Tanimoto
President Ezaki
Katsumi Muramatsu
Yoshitaro Ogawa

Kin'ya Aikawa
Detective Kamei
Crew

Tōru Murakawa
Director

Yoshimi Shinozaki
Screenplay
Yoshio Kitazawa
Editor
Hideo Hara
Director of Photography
Takashi Takahata
Assistant Director
Yuichi Ikenogami
Producer
Junichi Hanawa
Producer
Motohiro Matsumoto
Producer

Junichi Katsuki
Producer
Shoji Tanimura
Sound Recordist
Takeshi Okubo
Lighting Technician
Masato Kai
Original Music Composer
Kyôtarô Nishimura
Original Story
Mamoru Abe
Art Direction