Percy Jackson: The rise of Nyx. (Percy Jackson FanFiction)

What happens when Percy learns that Annabeth is cheating on him? He decides to leave the camp for once and for all. But Leo won't let him go alone, and flees the camp with him. On the other hand, Nyx, gaia's sister is gaining power, and is a major threat to the world. The Olympians ask Percy to make an army to overco...