NACT-069 Suddenly Soaked in a Heavy Rain... My Admired Auntie Rena Fukiishi Can't Go Home

My aunt Rena, who lives next door and whom I admire, came over to cook for me while my parents were away on vacation. After she finished running errands and left, she returned a while later soaking wet. It seems she had lost her house key. Her wet hair and underwear showing through her white blouse... My parents weren't home today either. Unable to contain my emotions, I watched as Rena dried her hair...