During the record-breaking heatwave of midsummer, I, a college student, returned to my hometown for summer vacation. One day, my mother asked me to take some vegetables to the house of Nami, an old friend from the neighborhood, so I reluctantly went there. When I met Nami again after a long time, she had become a grown woman... Her beautiful body and chest, glistening with sweat, made my heart pound. The next day, when I went to Nami's house again, she pulled me close to her sweaty body, smiled seductively, and attacked me as if toying with my feelings...