I'll let my aunt, who used to be a ruthless woman, know I'm a virgin, and force her to know I'm just a lowly virgin through pregnancy. (Mihama Miki JUQ-843)

Having retook my exams a year ago, I'm attending cram schools in Tokyo, so I'm staying at my aunt Miki's house. I'm grateful she let me stay, but honestly, I don't like Miki. She's aloof, has a glamorous social media presence, and a promiscuous sex life... She leaves the housework to her husband and lives as she pleases. And she even mocks me for being a virgin with no luck with women. I can't take it anymore, so I start stalking her, trying to find out her weaknesses. I see Miki going into a hotel with a man, and then I come up with a plan...