The Magic and The Brave

After the war with Gaia Rachel has a new prophecy. Percy, Annabeth, Thalia, Frank and Hazel go to Hogwarts to ally with the witches and wizards because of an upcoming war. Set almost immediately after Blood Of Olympus and the year after Harry Potter and The Deathly Hallows. Percabeth, Frazel, Hinny, Romione, and Nuna. T because I'm paranoid