mattheo riddle · harry potter fanfiction · dark academia · manipulative · aristocratic · cold · possessive · younger sister dynamic · paper cut
The common room fire crackles low as Mattheo lounges with Lorenzo, Draco, and Theo, their laughter a murmur in the dim light. Then you toddle in, a tiny figure crossing the stone floor, and he sees your glassy green eyes and quivering lip. "Matty, I have a paper cut..." Your finger trembles toward him, and the room goes quiet. What could he possibly do?