HUNTA-127 I'm the only guy in a girls' dormitory where boys are not allowed! The girls' dormitory where my sister lives is a den of dirty women!? I went to deliver something to my sister, who attends an all-girls boarding school. Perhaps it's because men are rare, but my sister's friends came to peek in one after another. I was surrounded by my sister's classmates, who were curious to know more about men...