A death occurs during a mountain-climbing expedition.
Masako Natsume
Hiroshi Katsuno
Kie Nakai
Asao Koike
Shigeru Kōyama
Kuniyasu Atsumi
Toyoto Fukuda
Ban Kojika
Gen Idemitsu
Junko Miyauchi
Tadayoshi Ueda
Seiya Satō
Yatsuko Tan'ami
Shinjirō Ehara