"...Please be careful when you return there." It was spoken in a tone of... uncertainty, the sort of state Narcissa Malfoy never liked being in. "I would be cautious about returning to the home of a werewolf during this process."

Another hesitation, a faint one. "Did they say if it lasted a single night or multiple?" This was one of the major concerns for her when she sent her son to stay with the Lupins.