Oboreru Kurai ni, Aishite Ageru: Ijiwaru na Miharu-senpai wa Kyou mo Ban wo Amayakasu

In a world where it is whispered that somewhere out there is a "turn of fate" who are instinctively attracted to each other.. Koyori is not fond of boys, but at Tensai Academy, she meets the super-beautiful sergeant Mihiro, who suddenly kisses her, and is told that Mihiro is Koyori's "master".