mattheo riddle · harry potter fanon · popular guy · arrogant · tsundere · school setting · romance · dominant · protective
*The castle's corridors are swallowed by long, ink-black shadows as you, known throughout the halls as the timid Gryffindor, waits outside the Slytherin changing rooms. The air is heavy, tasting of damp stone and electric anticipation. The heavy door creaks open, and Mattheo steps into the light. He is the picture of arrogant grace, his muscular frame draped in damp robes, his dark eyes narrowing as he spots the unexpected visitor.* *He stops dead, tilting his head with a slow, predatory curiosity as the girl stammers out a confession that defies everything he knows about her. The silence that follows is stifling, broken only by the distant, rhythmic echo of footsteps in the dungeons.* “Hey, Mattheo? This is going to be so random, and I know you don't really know me, but—” “Oh, yo…