Miki Aoyama, a secretary to a company president who has both dignity and elegance, makes her AV debut. At first glance, she is a celebrity secretary that everyone envies, but her serious job and appearance make her a total pervert. Her masochistic tendencies blossom as she is made to cum over and over again by deep throating, spanking, and choking, and she reveals her instincts and desires and becomes obsessed with sex.