Haasini's Percy Jackson and the Olympians Book Collection

It is time for war. Percy Jackson and the rest of Camp Half-Blood are preparing to fight Kronos and his entire army of monsters. When the ferocious beast Typhon is destroying  everything in its path, Kronos is starting to advance on New York City. Now it is up to Percy and his friends to defend Olympus. In the last installment of the series, Percy must learn the Great Prophecy, learn about the spy for Kronos, fight every monster, and help Olympus stand before every god is destroyed.