Everyone always said my fatal flaw is loyalty... I just never knew they would be right.

AU. Perzoe percy is a son of posiden who runs away after his mother is tortured and killed by his abusive step father. He finds hades and hades adopts him

Percy gets a letter from Hogwarts asking him to attend the school for sixth year after his holidays.What happens when the two worlds crash? Takes place after the Giant War and Wizard war.