"Oh," she blinks back in surprise at him. No one ever volunteers. Mrs. Weasley hasn't held the same deep grudge against him as the others have, but she's still heard all the stories from her children. Hermione remembers that she went to Hogwarts with his father. It must be strange for her too, to see the product of an old classmate who maybe wasn't such a git back then, hear how deep he's gotten into the dark side, and his son. His son, who has come back to the light. It's a funny cycle. 