Katsuki Sumire is 60 years old. - A mother of one child celebrates her 30th anniversary. - He has an appearance that exudes intelligence and elegance, and that's true, in fact, he is a former international cabin attendant who graduated from a certain famous national university. - Her husband is also an executive of a listed company and is truly a winner in life. - Plus, he is currently cheating on his sex friend who is 30 years younger than him... - In this smooth-sailing lifestyle, something suddenly began to develop: "I've never competed as a woman before." - Because she loves sex, she admires AV actresses who use women as their weapons to enjoy sex with all their might. - "I want to see how well I am as a woman," an upper-class wife, who has everything she has, makes an unexpected appearance.