When Marcus repeated his question, Hermione rolled her eyes so hard she feared she might be in danger of causing herself physical harm. For being such a devoted Death Eater after his son was killed years earlier in a tragic Diagon Alley attack, he could be entirely too trusting. Getting him in his current position was all too easy. He'd hardly struggled. The idiot actually invited her inside when she knocked on the front door. Even offered a cup of tea because it was so cold outside. He was filling the kettle at the tap when she attacked him from behind.