In another world hidden in our normal one, was a world full of magic - the wizarding world. In that world, there was a family who held the greatest power, they were the Costelles. The Costelle heir, Rosemary, had a prophecy and a wand, which were originated in the time the great Merlin lived. The wand itself was made by Merlin, and the prophecy, written by him too. Will she be able to figure out her prophecy alongside her long-time best friend, Daniel? Will past secrets emerge? Is there more evil in the wizarding world, then what there was thought to be? - A Harry Potter Fan Fiction - *Following the books*