The Last Olympian (Percy Jackson and the Olympians 5) All year the half-bloods have been preparing for battle against the Titans, knowing the odds of a victory are griod and half-blood he recruits, the evil Titan’s power only grows While the Oly ins his advance on New York City, where Mount Olyuarded Now it’s up to Percy Jackson and an arods to stop the Lord of Time In thisseries, the long-awaited prophecy surrounding Percy’s sixteenth birthday unfolds And as the battle for Western civilization rages on the streets of Manhattan, Percy faces a terrifying suspicion that he ainst his own fate