Haunted by the past (a Supernatural/ Sam Winchester fan fiction)

Hillary didn't really know what lurked in the dark. being a hunter was in her blood but she didn't know it. It was her destiny to become a hunter and you can't run from fate... She was put up for adoption by her mom - after her dad died- she just wanted hilly to have a happy life and not be a hunter. But happy was everything it Wasn't, the system placed her in crap homes where she was often abused, sometimes worse, because of past foster family's she's to afraid to get to close to anyone, she's afraid that she will just be used. Hilly became a hunter, after being raised by Demons. She soon found out her best friend - and his family- were also hunters. They basically take her in after she was forced to kill the demons that raised her. She thinks that her life is just to rough and often threaten to just end it so it will all be over. Then they crashed into her life...