(Disclaimer: I don't own PJO or HOO, all rights belong to Rick Riordan.) Perseus 'Percy' Jackson was betrayed by all of his friends. Disowned by Poseidon. Cheated on by Annabeth. Then he finds out his mother, Paul, his two year old sister, died at the hands of his half-brother. He leaves and is adopted by Chaos and Artemis. He becomes commander of the Army of Chaos, prince of the universe, and his father's personal assassin.