The Last Olympian

 It is the last book in the Percy Jackson and the Olympians series.  The book is about when Percy is driving without Rachel when Blackjake lands on the hood of the Percy's stepdad car . Charles Beckendorf is on the back and has his combat clothes on. Percy knew it was coming. The Princess Andromeda  ship of Cronus that has a bunch of monsters that would go to New York and destroy the city. They see the ship around midnight. They set Greek fire explosive in the engine. Beckendorf is captured he has a watch that sets the explosives on. Percy said no but is was too late he already pushed the watch. Percy sinks in the water and is found by Tyson his step brother the cyclope.  Poseidon tells him that it is time for him to know the Prophecy.  The prophecy is A half blood of the eldest gods. Shall reach sixteen against all odds. And see the world in endless sleep. The hero's soul, cursed blade shall reap. A single choice shall end his days. Olympus to preserve or raze. Cronus tells Percy that their is a spy in camp. Ms. O'leary is Percy hell hound. Percy thinks to beat Luke/ Cronus which is possessing Luke's body.