Since Marianne was an illegitimate child of the emperor with black hair she was hated by everyone in the palace including the maids. Only Alyssa was the one who thought otherwise and included Marianne in everything all the siblings did. But the bi*** got jealous of Alyssa receiving all the attention and love she contracted with a demon and switches her place with Alyssa
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When the Elmir empire defeated Edenberg empire. The representative of the Elmir empire(which included Aisha and Luminas), visited to talk about the terms of surrender. Luminas the most powerful spirit of light sensed something is wrong with the Edenberg saintess. Everyone that was under Marianne's demon's brainwashing, was starting to remember who trully Alyssa is. Marianne with her demon, tried to rebrainwash everyone, but Luminas is more powerful than her demon. Aisha reveals that she was the falsely accused executed Alyssa, and started telling things she would know of her former family. A battle ensued. On the ensuing battle, Aisha's former older brother who is now emperor, dies defending Aisha, but not before telling Marianne that the love she got, was all fake, due to brainwashing. After Marianne and her demon were defeated, she got sentenced to be burned at the stake
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