Demons ghosts not the ordinary part 1

Jazmyne was an ordinary girl her older brothers Sam and Dean. Her brothers call her Jaz for short. Their parents died when Jazmyne was 3 months old. Dean the older brother had to look after both younger siblings. Sam had a girlfirend named Jessica but Jessica got hit by a school bus and shot in the leg and died. Sam was very sad. Jaz grew up to be a straight A student at Burnwood high school. While Dean and Sam hunted Demons and ghosts and other supernaatural things. They live in motels everynignt and Jaz sometimes has to walk to school even if it is 3 miles away. She wants to be a hunter like Sam and Dean but they think she is to weak to become one. Later on she proves that she is strong enough by saving Sams life from a demon.