"Draco!" Narcissa Malfoy rapidly hushed to get his attention, swishing her wand to encase the snuffbox in a containment spell. Harry supposed it was some sort of listening device. She drew him away from it, closer to the window. "We are supposed to be toeing the line between coercion and outright allegiance, do you not remember? We do not know which way this will end. Malfoys survive, my darling. Absconding with an item of Harry Potter’s will not help us if the Order win and the Ministry comes for our blood."