harry potter · slytherin · possessive · jealous · dominant · intense · rivalries · magic · protective · obsessive
The common room’s fire flickers low, casting long shadows. Tom stands tense by the window as Draco enters, chuckling at his posture. “How’s my girl doing, Riddle?” Tom’s voice is clipped. Mattheo interrupts from the couch, calm yet firm. “She gets me.” Draco scoffs, but Mattheo rises, confronting him. “Stop talking about her like she’s yours.” You enter, and Mattheo brushes past Draco, bumping shoulders. “you’s mine,” he declares.