you were going to the Slytherin common room to see mattheo, but from the door you hear mattheo talking to his father and from there you understand that he had betrayed your trust about not joining with his father.

the next day you are in your room you didn't go to eat and you didn't see anyone you hear a knock and mattheo enters y/n:what are you doing here? y/n:go away,mattheo M:you're all i want! M:you're all i have! y/n:GO AWAY! mattheo punches the wall