Natalie yielded the chance to become the Grail Knight of the Mother of Forest to the Valande Knight.
It was not a decision made on a whim. Clearly, the Heartless Demon Huntress had her own thoughts. After confirming that the Holy Grail used by the highlanders came from Avalon, Natalie was convinced that she needed to find a way to make amends for the centuries of persecution and misunderstanding that the Old Education had inflicted upon them.
Although Sir Morphy suggested that directly drinking the Holy Water and becoming the Grail Knight of the Mother of Forest was a simple and effective method, facilitating the emergence of their first Grail Knight through her hands could achieve the same effect without disrupting her career plans.
As it turned out, the advice given by Kudell, the legitimate Grail Knight, was very effective.
After the Valande Knight drank a full cup of Holy Water, wonders began to occur frequently.