Percy dreams of three demigods talking of attacking the camp. Grover warns the camp and Chiron sends out the best eight demigods. The three demigods were not alone infact they were the assaisans of a rebelion leader. When one of the assaisanaters speak it sounds like they are bieng possessed. Percy must find away to get rid of the possesion, and the rebelion against Olympus wich is lead by a certain empusia.All Rights Reserved