This summer vacation was hotter than usual, so I went to visit my aunt Ryo's house with my mother. The wooden house was surrounded by fields, and of course there was no air conditioning, so I couldn't stop sweating all over my body. One afternoon, while my mother was out visiting the grave, I was asked by my aunt Ryo to help me study. Alone under the same roof, my heart was pounding. Whether she knew my ulterior motives or not, Aunt Ryo approached me with a seductive smile...