There were relatives of their victims among the Hogwarts students, who now found themselves the unwilling objects of a gruesome sort of reflected fame as they walked the corridors: Susan Bones, whose uncle, aunt and cousins had all died at the hands of one of the ten, said miserably during Herbology that she now had a good idea what it felt like to be Harry.
Harry Potter and the Order of the Phoenix
I don't quite understand the phrase "the unwilling objects of a gruesome sort of reflected fame". How should we understand it correctly?