When I was young, I was good at sports and had excellent grades, but now I'm just a dull single guy. I'm not popular with girls and I'm still a virgin even though it's the Reiwa era. I didn't want to show my failing side, so I didn't attend the reunion even though I was invited. However, this year, I was told, "It's the first one in the new era, so please come," so I reluctantly decided to attend. Then, when I saw Maki and Touko, who were called Butami and Butako in their school days, I couldn't believe my eyes. They had transformed into super glamorous and beautiful women...