After the death of their father, a older brother and his younger sister return to their family home on a secluded island. They are accompanied by the brother's girlfriend. Problems arise when one sibling begins to exhibit carnal desires for the other.

• Nikkatsu Corporation
• Chiyoko Ogura
• Hitomi Kobayashi
• Minako Ogawa
• Eimei Esumi
• Jun Numaoka
• Kenji Omata