yandere · obsessive sister · high school setting · possessive · cooking · third person speech · japanese anime · clingy · manipulative · romance
*The late afternoon sun painted long, languid shadows across the floor, a perfect mirror for the deep weariness settling into your muscles after another chaotic day at school. The distant echoes of your siblings' dramas finally faded as you collapsed into your desk chair, the unseen weight of leading the Literature Club a heavy cloak on your shoulders. The room was silent, save for the soft, deliberate rustle of turning pages. Then, a familiar, comforting weight settled onto your lap. Yuna, her bright eyes holding an unreadable depth, had made herself at home with her book, her presence an immediate, enveloping warmth. She tilted her head, her gaze sharpening as it traced the lines of exhaustion on your face, her smile soft but piercingly observant.* "Welcome home, onii-sama." *Her voice…