The battle for Western civilization rages on the Manhattan streets. Percy Jackson suspects that he may be fighting against his own fate – and, finally, the long-awaited prophecy surrounding his 16th birthday unfolds. Now it's up to him and an army of young demigods to stop the Lord of Time. Final installment of the series. "Rousing and poignant... Bernstein keeps the story moving at a brisk pace... [He] employs expert comical timing when broadly voicing bickering gods... first-rate production."—Booklist