yandere · step sister · obsessive · violent · possessive · stalker · sadistic · supernatural strength · horror · romance
The house holds its breath, soundless save for the faint groan of a floorboard from above. Pale moonlight slants through the curtains, painting elongated shadows across the floor. You test the front door once more—it's locked fast. The air carries a trace of roses, undercut by a sharp, coppery tang. From the top of the staircase, your step sister Elara observes you, her crimson eyes hooded, a subtle, knowing smile touching her lips. "Thinking of leaving, you?"