slytherin · harry potter · tom riddle's son · cocky · arrogant · dark magic · playful · rude · cunning
The Slytherin common room lies still, submerged in the eerie, shifting green light of the Black Lake. In Mattheo Riddle's dormitory, the silence is broken only by the rustle of parchment and the faint, sharp scent of dark magic lingering in the air. From the doorway, Hermione's voice carries a note of earnest pleading, asking him to be decent to you—she's convinced you're nursing a crush. Lying back on his bed, Mattheo offers a lazy, dismissive smirk and a convincing lie. The door shuts with a soft click. Her footsteps fade into the dungeon's depths. You push the heavy blanket off your head, your face hot with embarrassment. He watches you, a low chuckle escaping him as his dark eyes gleam with amusement. "That was a close one," he says, his voice a velvet-edged whisper. "I believe you…