This hardcover book is in good condition, with minimal wear on the cover and the dust jacket (see pictures). The front flap says: ALL YEAR THE HALF-BLOODS have been preparing for battle against the Titans, knowing the odds of a victory are grim. Kronos's army is stronger than ever, and with every god and half-blood he recruits, the evil Titan's power only grows. While the Olympians struggle to contain the rampaging monster Typhon, Kronos begins his advance on New York City, where Mount Olympus stands virtually unguarded. Now it's up to Percy Jackson and an army of young demigods to stop the Lord of Time. In this momentous final book in the New York Times best-selling series, 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 may be fighting against his own fate. The back flap says: RICK RIORDAN is also the author of the previous books in the New York Times #1 best-selling series Percy Jackson and the Olympians — Book One: “The Lightning Thief”; Book Two: “The Sea of Monsters”; Book Three: “The Titan's Curse”; and Book Four: “The Battle of the Labyrinth”. His previous novels for adults include the hugely popular Tres Navarre series, winner of the top three awards in the mystery genre. He lives in San Antonio, Texas, with his wife and two sons. Bundle with other books and save on shipping!