The Half-Blood Prince Reborn ( A Percy Jackson and Harry Potter crossover )
24 parts Complete MaturePercy Jackson and Nico di Angelo are sent to Hogwarts after discovering the hidden wizarding secrets of Percy's mother. But as dark magic unfolds, they must work together with Harry Potter and his friends to stop an ancient curse. Romance, magic, and danger collide in this slow-burn crossover fanfiction! Follow Percy, Nico, Harry, Ron and even Draco on this journey to stop this chaos loving prince.
Disclaimer : I absolutely do not own either Pjo, Hoo or Harry Potter. And I'm only saying this once so go read it as many times as you like.
Warning : Long time skips, unedited (for now), like a universe away from canon.