Percy Jackson isn't expecting freshman orientation to be any fun. But when a mysterious mortal acquaintance appears on campus, followed by demon cheerleaders, things quickly move from bad to worse.
In this latest installment of the block-buster series, time is running out as war between the Olympians and the evil Titan lord Kronos draws near. Even the safe haven of Camp Half-Blood grows more vulnerable by the minute as Kronos's army prepares to invade it's one impenetrable borders. To stop the invasion, Percy and his demigod friends must set out on a quest through the Labyrinth - a sprawling underground world with stunning surprises at every turn. Full of humor and heart-pounding action, this latest book promises to be their most thrilling adventure yet.