Too bad you'll be betrayed by someone you are rooting for

Excuse me?! Pls give me spoilers- I trusted her knight guy

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He brings back their lost sister Yvonne....

Wow I genuinely forgot that the real Yvonne could still exist and be a part of the story.. thank u for telling me

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Only so he could have the FL all to himself (he eventually becomes a yandere for her).