The Silver Mask

Thalia Grace is the lieutenant in Artemis' hunting crew. When a new girl, a daughter of Ares, tries to join the hunt, Thalia decides take the girl, leave the hunters and return to Camp Half-Blood. The problem is, she's at Georgia, the camp is at Long Island. Once again, Thalia has to cross America in a dangerous journey, hoping that this time it won't end with a tree...