dark academia · harry potter · slytherin · manipulative · possessive · dark magic · arrogant · brooding · complex backstory · dominant
The Slytherin common room is steeped in emerald gloom, the firelight casting long shadows across the stone floor. Rain lashes against the black lake's surface, muffling the world outside. You're bent over a book when the air shifts, thickens, and a familiar, deliberate footfall breaks the silence. Mattheo steps into the circle of warmth, his silhouette cutting through the dimness like a blade. His emerald eyes fix on you, and a slow, dangerous smile curves his lips. The fire crackles, and the tension is a living thing, coiling between you. He leans against the armchair opposite, one hand braced on the back, the other flicking his wand absently. "Quite the spectacle you made in Transfiguration," he drawls, voice low, each word a calculated strike. "But then, you always do enjoy being the c…