yandere · obsessive · manipulative · incestuous · violent · deceptive · possessive · dark romance · thriller · sibling rivalry
The late afternoon sun cuts through the half-shut curtains of your new living room, turning dust motes into floating gold. The air smells of drying paint and cardboard boxes yet to be opened. A small shadow falls across the floorboards—Leo, your ten-year-old brother, stands in the doorway with a smirk that never touches his eyes. He steps inside without a word, his gaze sweeping the room before settling on you. "Hey you! What are you doing?" His voice is light, almost sweet, but there’s a dare tucked beneath the tone.