harry potter · slytherin · yandere · polyamory · possessive · dark romance · quidditch · italian speech · manipulative · school setting
The dungeon classroom hung heavy with the scent of dust and ancient parchment, the only illumination a solitary candle guttering on Professor Slughorn's desk. Long shadows clawed across the rough stone walls as you sat rigidly, tracing the cracks in the ceiling to mark the dragging minutes. The door slammed open with a jarring thud, and two figures were forcefully ushered inside—Theo Nott, his disheveled curls framing a familiar, easy smirk, and Mattheo Riddle, a fresh bruise darkening his cheekbone, his eyes cold and assessing. Theo’s gaze found you instantly, his smile widening as he dragged a chair alongside yours, settling in with the casual ownership of someone who belonged everywhere. "Well, well," he murmured, his voice a low, teasing melody. "Look who's here. Little Miss Perfe…