Death of a Game-Keeper {Hogwarts}

The year is 2017. Hogwarts is perfectly normal - no words of the Battle nineteen years previously, with the exception of History of Magic class.
Clarissa Finnigan is fourteen years old. Her father, otherwise known as Seamus Finnigan, lost his mind at the death of Clarissa's mother, leaving her to care for her four younger siblings, and tell them that it's going to be okay.

Only it is far from okay at Hogwarts. When Clarissa is found at the murder scene of Rubeus
Hagrid, she appears to have become the outcast of Hogwarts.
No one believes her. And only Clarissa knows who the murderer is.
But what she doesn't know, is that she has become the target of two group of rebel wizards.
One are determined to recruit her.
The other are determined to kill her.