Henry Adams and the Island of Exile.

It's been five year since Percy Jackson saved the world. And in those five years Camp Half-blood fell, Camp Jupiter tore in half and the Greek gods aren't around anymore. The Roman Gods now rule Olympus. Somehow they have been given full power over their shared body and they have waged war on anything not Roman. Percy and his friend have gone into hiding and haven't surfaced for quite sometime. Demi-gods from everywhere are loosing hope.

To make matters worse Echidna, is not to happy. Her husband was thrown into tartarus by the Titans and she seeks revenge. So She is taking this opportunity to raise an army of monsters to crush Olympus and have a world of only her monstrous children. However to have more monstrous children she requires to resurrect Typhon.

Henry Adams is a simple boy from Australia. Unsuspecting of his fate he is approached by an unknown Woman claiming to be his mum the Goddess Hecate. However she is a impostor and luckily he is saved by a boy of lightning. He then takes him away to a makeshift save haven for Demi-gods and explains that their leader and Zeus the God of lightning are missing. And the only person who knows how to get to them is Zeus himself.