[Reading Warning] A reverse rape story that only masochistic men should watch. I decided to stay for a few days at the house of my mother's older sister, Aunt Tsubaki, whom I had admired since I was a child. - I had low expectations in my heart, but the calm and kind Aunt Tsubaki suddenly turned into a sadist. - With a storm of dirty talk and slut torture, not only the sperm but also the soul... Tsubaki Kato