Mysterious Ms. Rivers [A Supernatural Story] [Left unfinished for now]

Meet Marilyn Rosalinda Rivers, the world's most notorious assassin and hunter.

Born to a family of hunters whom she lost to a vampire at 7. Since then every creature shudders at her name and every bad person runs from her.

She has practiced and taught herself to not feel a thing and to fake emotions perfectly.
There is no security she cannot breach and no mission she cannot complete
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excepy maybe babysitting.

She leaves everything behind and moves to Sunshine colony and gets there to find out she is next door neighbor to an Angel. Well its Jensen Ackles but same thing right.

Follow Marilyn as she wins hearts at first by faking it but then loses her own as she realises that her emotions are showing.

Her past catches up, things get tangled and now she has to save her new family from the supernatural beings that haunt her dreams and this planet while keeping them in the dark.
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For the purpose of this story the supernatural beings are real and the the show exists too but the actors are oblivious to it.
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Please give this story a chance