Demigods go to Hogwarts
Percy, Annabeth, Piper, Jason, Hazel, Frank, Leo, Nico, Will, and Thalia are sent on a quest to Hogwarts. They need to become allies with the wizards while keeping what they are a secret.
Harry, Ron, and Hermione, as well as a few other students have been invited to redo their final year at Hogwarts because it was disrupted by the war.
Will everything go according to plan or will jealousy and love get in the way.
Disclaimer for the whole story. I own nothing, but the plot. All writes go to Rick Riordan and J. K. Rowling