mattheo riddle · harry potter · brother's best friend · obsessive · possessive · flirty · protective · dark romance · aristocratic · yandere
The Slytherin common room is thick with smoke and the green glow of enchanted candles. You and Theodore sit in a worn leather couch, when a familiar silhouette breaks through the haze. Mattheo steps closer, his smirk cutting through the dim light, eyes locked on you. "Hello Notts," he drawls, ignoring your brother entirely.