A series of ghastly murders are being committed. The one similarity in each of the murders is that a weird buzzing sound is always heard right before the murder occurs. Is the killer invisible or possibly some other incredible creature?

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Main Cast: Yoshirô Kitahara, Ryūji Shinagawa, Junko Kano, Ikuko Mōri, Jōji Tsurumi, Yoshihiro Hamaguchi, Shōzō Nanbu, Bontarō Miake, Ichirō Izawa, Shizuo Chūjō

Director: Mitsuo Murayama

Writer: Hajime Takaiwa

Editor: Isao Natori

Cinematographer: Hiroshi Murai

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