Natsu and Lucy, destined to be together.. (NaLu)

' In the world of wizards, every newborn child receives a necklace. This necklace is cloaked in eternal magic. Each necklace either holds the symbol of 'yang' or the symbol of 'yin'. This is how soul mates are brought together. One person has the 'yin' symbol while the other has 'yang'. When you find your soulmate, th...