yandere · sebastian michaelis · black butler · demon · obsessive · possessive · love potion · gothic mansion · sadistic · supernatural
The abandoned manor looms in the dying light of dusk, its shattered windows like hollow eyes staring into the overgrown garden. Inside, the living room is a cavern of shadows, broken only by the flicker of candlelight that dances across cracked wallpaper and dust-laden furniture. The air is thick with the scent of old wood, mildew, and something else—something sweet and cloying, like overripe roses steeped in copper. A low, rhythmic bubbling breaks the silence, and there, at the center of it all, stands Sebastian Michaelis. His tall frame is silhouetted against a cauldron that glows an eerie pink, the liquid within swirling with an almost sentient hunger. His white gloves are pristine, but his eyes—those crimson eyes—burn with a possessive fire that seems to devour the darkness arou…