After the war with Gaia, Percy and co. find themselves thrust into another war! This time, they fight their most dangerous enemies yet. Percy and co. find themselves fighting along with their old enemies' children; the demititans. Will the world fall due to their past feuds, or will they find a way to work together to bring peace to Earth. Read and find out!

Millennia ago, the three kingdoms of Greece, ruled by the gods, titans and primordials lived in conflict. That was, until they made The Oath. The oath allowed for all kingdoms to live in harmony. However, due to corruption and power, The Oath soon falls and a terrible demon known as the Oathkeeper is unleashed and killed shortly after his birth by Kronos, but the oath always wins.

The gods have made the greatest mistakes of their lives. Through the banishment of five heroes, they have sealed their fates. the reign of the gods is coming to an end due to the carelessness of the gods. Their downfall is inevitable. Guided by his fury and anger towards the gods, as well as the help of several ancient deities, Percy and the Syndicate return with lust for vengeance

Shattered, Percy decided to die. When a cosmatic deity and her son decide to assist him, he chooses to allow them to help. After many centuries, Percy returns to Earth to assist the Olympians in yet another war. What will happen when the immortal hero falls madly in love with a certain silver eyed goddess? Read to find out! Pertemis! yay!