While celebrating with her friends in her new cheaply rented apartment on the thirteenth floor of a building, the young Sayaka unexpectedly jumps off the balcony committing suicide. Her mother goes insane and her older sister, Mariko, decides to investigate the mysterious death of her sister.
Noriko Nakagoshi
Mariko Midorikawa
Arata Furuta
Detective Sakurai
Eriko Hatsune
Yukiyo Sugiuchi
Yuka Itaya
Woman Next Door
Naoko Ohtani
Midorikawa San
Akira Fukada
Midorikawa Sayaki
Toshinobu Matsuo
Iwata Kenichiro
Shion Machida
Yukiyo's Mother
