Percy Jackson was the hero of Olympus. Twice. That is, until Zeus kills him and Chaos recruits him into his army. Many years later, Chaos makes him go back to Earth to help the gods fight his evil brother, Destruction.
Percy Jackson has a wonderful life, but that goes downhill when something unexpected happens. When he saves Annabeth from her death, he awakens somewhere else. He becomes someone else and with the help of old friends, he will help his old home from destruction.