Details three of Percy Jackson's adventures, as he battles all kinds of mythological monsters in the modern world, and also features interviews with Connor, Travis, Clarisse, Annabeth, Grover, and Percy; a map of Camp-Blood; and more.
Amy and Dan, members of the powerful Cahill family, try to uncover the thirty-nine clues which will reveal the secrets of their lineage and find out what really happened to their parents.
When demonic cheerleaders invade his high school, Percy Jackson hurries to Camp Half Blood, from whence he and his demigod friends set out on a quest through the Labyrinth, while the war between the Olympians and the evil Titan lord Kronos draws near.