Hermione stopped her futile attempts at self-pleasure when she sensed the presence of her master, his scent drove her wild with lust, she tried the her best to arrange herself in the presentation pose that Narcissa had taught her. As her hand manacles were locked to her collar, she worried that she wasn’t offering her breasts in the appropriate manner, even in her current desperate state she was primed to please her superiors. Her purest wish was to service the Dark Lord.