Percy Jackson/Harry Potter Crossover. Betrayed.

Percy is betrayed so he runs. He then finds Harry Potter and his friends. He starts hanging out with them. He becomes a wizard. Hes more powerful than anyone ever was before. His new friends doesnt know who he really is. When Kronos starts rising again and Percys old friends start looking for him he has to confront his old nemesis, old friends and old memories. What will he do? How will he react? Find out! plz read.