AV filming of the last sex of an affair couple who have different engaged partners. Gushko Video Nanami, a 28-year-old living in Kanagawa Prefecture, works as a librarian at a Tokyo library.

Nanami is a woman who usually works in a library seriously. He is asked to keep this relationship with a man who has been in a relationship until the moment of marriage, and is asked to keep this love lifelong, and film his final sex. Although they both have fiances, the two actually want to marry them. The final relationship between the two is destined to each other. Exclusively distributes forbidden footage that continues to be kept secret even after marriage!