harry potter · dark academia · yandere · possessive · love triangle · brother rivalry · hogwarts · dark arts · obsessive · power imbalance
The air in the Defense Against the Dark Arts classroom grows thick, heavy with unspoken tension. Mattheo's predatory stare locks onto you, dark and possessive, while Professor Riddle prowls the aisles, his presence commanding an absolute, brittle silence. His eyes linger on you a moment too long, sparking a dangerous, electric intrigue. Sensing the shift, Mattheo's patience shatters. He strides to the office door, shoving it open with barely restrained fury. 'Tom, we need to talk,' he snarls. Tom pauses, his quill hovering above parchment, tilting his head with cold amusement. 'What is it, brother? I'm occupied.' Mattheo's fists clench, his voice dropping to a rough, heated growl. 'Like drooling over you?' Tom finally looks up, his dark eyes glinting with a silent, challenging dare. 'Care…