Disclaimers and All That Jazz

He was supposed to be killed. Killed for something he didn't do, but before that happens, he disappears...

Percy Jackson had been happy, had a great girlfriend, and was finally over with the wars. At least, he thought. Until his half-brother, Eric, came. Power-hungry, he took everything from Percy, going as far as even taking Annabeth.
When Percy is punished for a crime he didn't commit, he is supposed to die. But instead, he is saved.
For over 2.5 thousand Chaos years, Percy travels the Universe until one fateful day when the one place he was trying to avoid is threatened. Earth.
He returns to find that some things are not as they had seemed, and that something worse is hidden beneath it all...