Niijima Makoto: Novice daughter of a famous vampire hunter. Amamiya Ren: a dhampir vampire hunter. As the city of Tock-Yo begins to simmer in dread under the rumors of disguised vampires and vanishing schoolgirls, Makoto and Ren cross paths. They circle one another, like stars linked by the gravity of fate, gradually entwining amidst passion and blood.