Thor Freudenthal, Marc Guggenheim, Rick Riordan
Percy Jackson and the Olympians (Series): The Sea of Monsters
The film opens with Percy Jackson providing voiceover to a scene set seven years previously. Four children run through the woods from an unseen threat. Three of the children are revealed to be Luke, Grover and Annabeth. As they approach the boundary to Camp Half-blood the fourth, unnamed, child fights the monsters alone to save the others. She is killed and revealed to be Thalia, daughter of Zeus. In response to her death, Zeus transforms her body into a tree and creates a magical boundary emana(...)