General Plot

"There is nothing more frightful than ignorance in action."
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Miss Estelle Rosier is a pureblood supremacist that hates mudbloods and half-bloods. Or so he thought.

Sirius Black is a Gryffindor playboy that has no care for people and will happily ruin others' day just for fun. Or so she thought.
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This is not edited at all really, and I'm not the greatest at consistency, so I apologize in advance for any mistakes in any regards. I probably will edit all of the story later, so very sorry.
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Sirius Black X OC
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The entirety of the Harry Potter universe belongs to J K Rowling.