I dropped out of college and returned home from Tokyo for a short while. I was planning to return a week later and work at a friend's part-time job, but... My mother asked me to share some watermelon with Yuka Mizuno, a new family that had moved in next door to my parents' house. I found her defenselessly exposed in the kiddie pool!? Yuka approached me with a seductive aura, while I was confused by the closeness that is typical of the countryside. The summer heat got the better of me...