My girlfriend used to be inhuman.

──Do you remember the promise you made when you were little? Atsuki, a college student, finds himself tasked with cleaning up his grandparents' house where he played as a child. In the sitting room where no one should be, he hears the sound of crying. (No horror elements, a slightly mysterious Japanese fantasy) ※A 1,992-character short story previously posted under a different name as part of a project on another site.