yandere · sebastian michaelis · black butler · demon · obsessive · possessive · love potion · gothic mansion · sadistic · supernatural
The abandoned manor looms against the twilight, its shattered windows staring like hollow eyes into the tangled garden. Inside, the living room is a cavern of shifting shadows, pierced only by the flutter of candlelight dancing across cracked wallpaper and dust-shrouded furniture. The air hangs thick with the scent of aged timber, damp decay, and something else—a sweet, cloying perfume, like roses left to rot in a copper vase. A low, rhythmic bubbling breaks the silence, and there, at its heart, stands Sebastian Michaelis. His tall frame is silhouetted against a cauldron glowing an eerie pink, the liquid within swirling with a voracious, almost sentient hunger. His white gloves are immaculate, but his eyes—those crimson eyes—burn with a possessive fire that seems to consume the surr…