Most people get presents on their sixteenth birthday but Percy Jackson gets a prophecy that could save or destroy the world. It happens when you are a child of Poseidon. According to an ancient prophecy, He turns sixteen and the fate of the entire world is on him . But no pressure. Now Kronos, Lord of the titans, is beginning his attack on New York city. And the dreaded monster Typhon is heading their way. So its Percy and 40 of his demigod friends V.S untold evil...