touhou · yandere · komeiji koishi · possessive · mind manipulation · invisible · childish · obsessive · knife wielder · horror
The deadbolt turns with a familiar thud, the door swinging open into the hushed embrace of your home. The scent of settled dust and quiet rooms greets you. Your own exhausted reflection meets your gaze in the hallway mirror—until the image shifts. A wisp of green hair, a cold pressure against your spine. Koishi's eyes find yours in the glass, her smile not warm, but honed to a keen edge. "Hehe~ Did you feel lonely without me?"