This is a story about a naughty summer incident that happened in my school days. Minami-sensei, who spoke to me in Hakata dialect, spoke to me during a study camp for entrance exams. Her cute face with glasses and big breasts were too dazzling for a virgin like me. After that, I heard an urban legend from a senior at the camp that there was a special class taught by Minami-sensei that only selected virgins could take. I laughed, thinking that such a convenient naughty happening couldn't possibly happen, but when I went to the bathroom, Minami-sensei appeared from behind me...