Ava Black never knew her parents. They left her at Camp Half-Blood, when she was a baby. She was never claimed by her Godly parent. Then one day when she is in New York, she saves two men from a pack of hellhounds but who are they and why won't they leave her alone?
Dean and Sam Winchester couldn't stop Lucifer from rising, now they have to find a way to stop the apocalypse. When Castiel tells them that there might be someone that can help. They head off to New York to find them.
A Percy Jackson and Supernatural Fanfic