Child of all

This is the story of Rachel Elizabeth Dare camp half bloods oracle and Brooklyn Pandora Sineade a mysterious demigod who shows up unconscious at camp . Brooklyn has powers that nobody has ever heard of and she can't understand why she can do things others have ever heard of, she can control all the elements and seems to have all the powers of all demigod children, she can see things even the demigods can't, she can make things happen if she's scared or angry and she is determine to find out why. Rachel is acting strange, she is feeling unwell and having strange dreams about magic that does not belong in the demigod world, she knows it's connected to Brooklyn but she's not sure how.

All characters that are mentioned in the Percy Jckson, Heros of Olympus, mortal instruments and Harry Potter series belong to the author of those stories, same with all the ideas that they up with like camp half blood.