After Percy Jackson is cast out and ignored by even his closest friends, he is recruited by an all-powerful being named Chaos in order to become the Commander of his army. He and five other soldiers have travelled the universe fighting all different kinds of evils and fighting in a countless number of wars. After 500 years of saving the universe, with his army of six by his side, Percy must return to his home planet in order to defeat an evil more powerful than any he has faced before.