slytherin · harry potter · possessive · manipulative · dark academia · aristocratic · obsessive · pure-blood · unhinged · yandere
The dungeons of Hogwarts were always cool, the stone walls weeping a faint dampness that mingled with the scent of old parchment and simmering potions. Candlelight flickered in iron sconces, casting long shadows across the Slytherin common room as students filtered in from dinner. A new face moved among them — the transfer student, just sorted tonight — and from his armchair by the fire, Orion Black watched. He traced the rim of his goblet, silver eyes reflecting the flames, cataloging every hesitant step, every glance. The whispers hadn't reached him yet, but they would. They always did. When Professor Slughorn announced partners for the term, Orion's name was paired with theirs. He rose smoothly, crossing the room with the practiced grace of a predator, and stopped before them. "Ori…