<P> Once there, Percy seeks out Nereus and learns that the monster Artemis was hunting is Bessie, the monster he saved, who is an ophiotaurus . After a final encounter with Dr. Thorn in which Percy pleads with Mr. D to help him defeat the manticore, Grover heads back to Camp Half - Blood with the ophiotaurus . Zoë, Percy, and Thalia go to find Frederick Chase in the hope that he will help them reach their final destination: Mount Tamalpais, which is the modern location of the Titans' fortress on Mount Othrys . With Mr. Chase's car, they travel to the Garden of Hesperides . Zoë is wounded by the dragon Ladon while they pass through . From the place where Atlas once held up the sky, they see Artemis now doing his job . Seeing Annabeth tied up and held hostage by Luke and learning that "the General" is Zoë's father, the Titan Atlas, Percy takes the sky from Artemis so she can fight the Titan's advance guard . Artemis engages Atlas and is able to trap him under the sky again, but not before he seriously wounds Zoë by pushing her off of a cliff . Thalia battles Luke, and he falls from a cliff, apparently dead . With the help of Mr. Chase, who arrives in a biplane he has fitted with machine guns with Celestial bronze bullets, they escape and travel to a nearby airfield in Artemis' silver chariot . Zoë dies shortly after landing and Artemis makes a constellation in her honor . The rest of the group then heads for Olympus . </P> <P> During the winter solstice meeting, the gods are finally convinced by Artemis to take action against the Titans . Thalia is also asked by Artemis to become an immortal Huntress, and her acceptance is the only thing that prevents the onset of the Great Prophecy . Percy is told by his father that Luke is somehow not dead, and he and Annabeth return to Camp Half - Blood worried about the future . Before he can relax, however, Percy is forced to explain Bianca's death to Nico . Nico blames Percy, and when a group of spartoi arrive to attack the son of Poseidon, Nico banishes them to the realm of Hades, and Percy realizes that he must be a son of Hades . Nico runs away, and the only people Percy tells the truth are Annabeth and Grover . They promise to hide this fact from everyone else, especially the Titan's army . </P> <P> The prophecy given by the oracle to Zoë Nightshade reads: </P> <P> Five shall go west to the goddess in chains, </P>

Percy jackson the titan's curse chapter 1 summary