Neville had been perplexed at first to realize that the Dark Lord didn’t want him speaking to his son. Why allow them in such close proximity then? Clearly, he did not trust him to remain alone for long periods of time in the manor, hence why he often saddled him to Parkinson’s hip. He also likely didn’t want him telling the boy his version of Lord Malfoy’s origin. Which led him to wonder—how much, if at all, did the boy know about the relationship between his parents, and how it had come about?