After the war with Gaia, the crew of the 7 are met with a new threat: Chaos, the creator of the world, his fate tied with Percy's unexpected half-sister. When the reckless and independent Nel arrives at Camp Half-Blood, the Forbidden Prophecy is finally spoken, bringing monsters hidden by time in the depths of Tartarus back to life and involving some of Percy and Annabeth's friends that are less "demigod" and more "magician".
50 parts