Talk:A/@comment-75.131.131.93-20120220203200/@comment-3575890-20120228083813

There is no way you can know that. In terms of the original source, the books themselves, I can assure you Melissa is not the killer. The same may not be said for the television show; it could go in a totally different direction, but no one can possibly KNOW who the killer is until it's confirmed.