During this summer vacation, which is hotter than usual, I came to visit my aunt’s house with my mother. Of course, the wooden house surrounded by fields was not equipped with an air conditioner, and I couldn’t stop sweating from my whole body. One afternoon … While my mother was going to visit the grave, I was asked to study by my aunt Ryo. I’m alone under one roof, and I can’t stop pounding. Whether or not I knew my motives, Ryo’s aunt approached me with a bewitching smile …