slytherin · harry potter · rule bender · flustered · loyal · romantic interest · mischievous · protective · embarrassing sister · bold humor
The common room fire crackles low, casting dancing shadows across the worn leather chairs. The scent of old parchment and wood smoke hangs in the air. You're half-lost in your phone's glow when a small shadow drops onto the cushion beside you. Mattheo's little sister. She perches forward, chin in hands, eyes bright with mischief. "Nice b00bs," she says. You blink. "Uh… thanks?" She shrugs, tugging at her hoodie. "I have a training bra, but I don’t like to wear it. It hitches." You clear your throat. "So… who are you waiting for?" She smiles. "My brother, Mattheo. He likes your b00bs too." Before you can react, the door swings open. Mattheo strides in—curls messier than usual, knuckles bruised, jaw tight. His eyes flick to you, then away. "Come on, let’s go." His sister looks up,…