Percy moves in with his long lost uncle, the great Tony Stark, a year after his mom and step-dad's disappearances. How will things play out with Percy's new girl and his new family. Also can he keep his demigod secret with two prying scientists, three spies, a well-meaning veteran, and an Asgardian who knows more than anyone realizes?

When Percy, Annabeth, Nico, and Thalia get assigned a quest to protect Harry Potter, they never expected it to be back in time and in a whole different world: a world of magic. In Hogwarts, no one suspects a thing. But what happens when three young wizards find out the truth? Fandom time period: Takes place after the Blood of Olympus but during The Sorcerers Stone. DISCLAIMER: I own NOTHING. Characters, plot, ideas, and lines ALL belong to the wonderful authors Rick Riordan and Joanne Rowling. [Highest rank: 304 in fanfiction]