When I was young, I was a versatile athlete with excellent grades, but now I'm a dull single man. I'm not popular with women, and even in the Reiwa era, I'm still a virgin. I don't want to show this fallen state of mine, so I didn't attend my class reunion when invited. However, this year, I reluctantly decided to participate because I was told, 'It's the first year of the new era, so please come.' And when I saw the figures of Ms. Maho and Ms. Tako, who were called 'Buta-bi' and 'Buta-ko' in my school days, I couldn't believe my eyes. They had transformed into incredibly glamorous and beautiful women...