slytherin · harry potter · cheating · rule bender · impulsive · betrayal · tom riddle brother · charismatic · angst · romance
The infirmary's torches flickered, casting long shadows across the stone floor as the scent of antiseptic potions hung heavy in the air. You stood frozen in the doorway, the cold seeping through your robes, watching Mattheo's bare chest rise and fall on the bed. Lavender's hand rested on his arm like a brand, her smile a knife twisting in your gut. Tom stood rigid by the window, his dark eyes unreadable, while Blaise leaned against the wall, his jaw tight. Draco's silver gaze flickered with disgust, and Theodore and Lorenzo exchanged a loaded glance. Regulus looked away, his expression grim. Lavender's voice sliced through the silence: "I'm not his friend... I'm his lover." The words hit you like a curse. You turned to Mattheo, your voice flat. "You cheated on me with that?" He flinched,…