Plot
A university assistant professor spends his days researching. A hidden camera is installed at a reverse soap shop run by a friend of his, and he studies techniques by observing the reactions of female customers...
Trailer
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Cast
Koyuki Fuji
Kaede Nishihara
Jun Yahagi
Maki Hidejima
Kaori Kuwabara
Hiroko Machino
Kanichi Hiraga
Eijiro Kawai
Masahiro Yoshida
Wataru Saito
Ryou Kurihara
Tetsuji Kajiki
