Strength 99999 but the Holy Sister

No one could know who the Saint was before the Goddess. Before being chosen as the Saint, she might have come from the Church, or from the South, or be the daughter of a Grand Duke, or a princess of a certain country, or perhaps she was just a fisherman's daughter.
This has been the case for saints throughout the ages.
The current saint is just a blank slate, she knows nothing. In order to cope with the upcoming crises and challenges, she needs to accumulate knowledge, be tempered by battles, and be more far-sighted and independent.
Therefore, the Saint needs to go through trials and tribulations, and the person who accompanies the Saint during that long journey of trials and tribulations is the "Holy Nun".
only……
This generation of Saint Sisters seems to be even more powerful than the Devil himself?
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