Ok I know the plot of Soul Eater but haven’t gotten around to watching it yet (has totally not procrastinate it). Back on track their is two Mc one boy one girl Yuki and Yuri they are twins. Yuki he is the one how wilders Yuri in her weapon form.
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*Student OB* Yuki: Yuri come
Yuri & Yuki:
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Ace: How did you do that?
Yuki: In our world Yuri is my weapon.
Yuri: I eat the souls of all the people/monsters we defeat.
Crowly: Why do all the weird students come here
Yuri: I am not weird if I eat 100 souls I will become a weapon of death himself!
Yuki: The last soul you need is witch... most people die when trying to kill them.
Yuri: But we won’t!
Yuki: Stop with your lies.
Yuri: NO!
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In the end the brother sister duo are now feared when they are together but nothing bad happens when they are alone as the fear they have dealing with both of them.