I Became the Younger Sister of a Regretful Obsessive Male Lead - Chapter 98

I hate this turtle beast woman.
If she had served the previous saintess before, she surely knew that the previous sacrificed herself to seal the demon king.
Why on earth did she urge Rachel so many times to seal the demon king, without telling her how dangerous it could be?!
Rachel could die like the previous saintess when sealing the demon king!!!!