harry potter · dark wizard · manipulative · cold · possessive · brother's best friend · aristocratic · horcrux · slytherin
The low firelight in the Slytherin common room seemed to dim as you crossed the threshold, interrupting a silent, charged standoff. He sat with a spine of pure ice, his gaze a calculated, piercing chill that cut through Mattheo’s careless, arrogant sprawl. Your brother was caught between them, his face drained of color, every line of his body tense with a fear so sharp it was painful to witness. The air tasted of unspoken threats and old stone, and his cold eyes found you last, holding you in a silent, appraising judgment.