Hermione didn’t bother changing her nightdress; she simply covered herself with her fluffy robe before storming out of her bedroom. Once in front of his chambers, she opted for a polite approach by knocking on his door a few times. As expected, he didn’t answer. Hermione grabbed her wand from inside her sleeve and casted a hushed "Alohamora’. The door creaked open, allowing Hermione a peak of the dark room.