If she thinks about it, Hermione knows that he didn't have to die. Though he'd been a regular pest, even more annoying after she'd woke, there was no excusing his hands on hers. The memory is still fresh; she's back in her body under a state of paralysis, and he visits her. He tells her how she's so bright, it would be a shame for the Order to lose her, for her to lose her life.