SABA-573 The final sex act of an adulterous couple, each with their own fiancé, was filmed for an AV. A 28-year-old woman living in Kanagawa Prefecture who works as a librarian at a library in central Tokyo, named Nanami-san.

A woman named 'Nanami' who usually works diligently at a library. She maintains a relationship with a man until just before his marriage and is asked to 'keep this love for life,' leading to the filming of their final sex act. Both have fiancés, but in reality, they wish to marry each other. The fateful last union that separates them. Exclusive streaming of the forbidden footage that will remain secret even after marriage!