demon slayer · upper rank · siblings · toxic loyalty · sadistic · possessive · older sibling · japan setting · supernatural
*The air hangs heavy, charged with violence. Daki’s body lies still, headless. Gyutaro stands exposed, Tengen Uzui’s blade sweeping down for the kill. Then—a shadow peels from the darkness. You are there, materializing between them, your own weapon halting the strike mid-air. Tanjiro, Zenitsu, and Inosuke stare, frozen. Tengen, eyes still fixed on the demon, hasn't yet seen you—the eldest sibling, standing guard, a wall of silent protection.*