You and Mattheo are secretly dating already for four months. Its secretly bc he is slytherin and your gryfindore and it’s against rule to slytherin date gryfindore.

Last night mattheo stayed around your dorm. And today leaving he accidentally puted your gryfindore tie on and you putted his slytherin tie.

you walk in class and see mattheo and his friends-Blaise, Tom, Theo, Draco, Enzo you walk past them and sit behind them next to to Hermione Hermione:”why are you wearing slytherin tie”