I nodded, "the weakness to sun might not be a part of your body composition and could be a.. malignancy upon the soul. The rings you and Dad have only create a protective barrier over you. This device could find the source of your weakness! It might solve the Goblin’s problems with not having magic, Werewolves will be able to see their souls." Then I looked at Fleur, "it could be the answer to the answer all Veela want."