Yoko is a housewife who's frustrated by her husband's lack of virility. She finds solace in erotic daydreams, the ministrations of a condom salesman and, eventually, the partner-swapping lifestyle.

• Nikkatsu Corporation
• Junko Asahina
• Reiko Natsu
• Maki Kawamura
• Jun Miho
• Koshiro Asami
• Ryosei Tayama
• Teruo Kuwazaki
• Nobutaka Masutomi