"We can," Narcissa confirmed. Hermione’s heart took flight and she actually whooped in triumph. "By preparing you for an Alchemical Wedding we can join you and Harry on a highly spiritual level, something indescribably beyond a standard wedding rite. We would be unifying both the alchemical principles that you and Harry represent. And when we do, it will cause a fundamental change in you both. You ought to be aware of that before we proceed."