The Battle of the Labyrinth

Percy Jackson's freshman orientation is interrupted by monsters, while Camp Half-Blood faces an approaching invasion by the forces of Kronos. The enemy has found a possible route through the Labyrinth, a sprawling underground world built to confuse and repel intruders. Percy and his friends enter the maze on a quest to protect the camp. Its shifting paths, hidden dangers, and guarded secrets force them to race against both the Titans and time.