Hogwarts needs help from the demigods in the war against voldemort
Crossover - Harry Potter & Percy Jackson and the Olympians - Rated: T - English - Fantasy/Suspense - Chapters: 4 - Words: 2,726 - Reviews: 24 - Favs: 28 - Follows: 38 - Updated: 1/21/2013 - Published: 1/5/2013 - Harry P., Percy J.