On a night when there is a major power outage, I'm alone with my admired sister-in-law...

One day, when I recorded the midsummer day, I was planning to enjoy dinner at home with my wife's family. While my wife was picking up my mother-in-law, I was left alone with my wife's older sister, Ayaka, who I had always admired, and I was desperate to maintain my rationality... And as the sun was set, I stood in the kitchen to cook dinner, and the moment I was hit by a massive power outage. Due to a sudden accident, I ended up spending the night alone, and I couldn't contain my excitement as the sweat dripping on Ayaka's body...