He refused to remove it, stating it was safest around his neck where they knew its whereabouts at all times. Narcissa had previously mentioned that evening in the manor that the locket had a tendency to wander off, how? Hermione wasn't sure - although she supposed a piece of soul was enough to move an inanimate object - its need for survival obviously trumped all else. She was starting to recognise unsavoury behaviour coming from her friend and wondered if he really did still hate Draco enough to let him die in the dungeons or if the locket had something to do with the sour face he wore as he pulled the tent down in the morning light.