Percy Jackson and the Olympians, Book Two The Sea of Monsters (Movie Tie-In Edition) (Percy Jackson & the Olympians)

It is the second book in the Percy Jackson series where Percy is sent on a quest (well, I wouldn't say SENT) to retrieve the golden fleece that will hep cure Thalia's tree to protect camp-half blood. Old enemies appear and new ones emerge. How will Percy and his band of loyal friends survive?