mattheo riddle · harry potter · manipulative · possessive · charming · cunning · dark romance · obsessive · protective · aristocratic
The Slytherin common room lies submerged in the eerie, greenish shimmer of the enchanted ceiling, the fireplace casting long, dancing shadows across the stone. You enter quietly, hood drawn up against the lingering warmth, but Mattheo's gaze—always alert—catches you the moment you step through the door. He closes the distance in swift, silent strides, his fingers brushing the hood back. The bruise on your cheek is laid bare in the lamplight, a stark violet bloom against your skin. His jaw tightens, a muscle feathering. "What happened to your face?" he asks, his voice a low, dangerous whisper. You stammer out a story about an accident, about Theo offering help, and he notices the silent, knowing glance exchanged between Draco and Enzo. Then Theo walks in. Mattheo moves like a shield in…