Though she had to wait for the perfect moment, had to bide her time until she had the opportunity, when she and Thorfinn tracked him to a rundown cottage abandoned by Muggles years earlier, she was satisfied with the taste of his screams. Even if the Dark Lord had not given them permission to make an example out of their fugitive comrade, Hermione would've done as she wished. It would have been easy to beg forgiveness after the task was completed. Her master rarely punished her for her deeds, no matter how violent and grotesque.