The Blood of Olympus (The Heroes of Olympus Book Five)

Percy and Annabeth are back from Tartarus, but nothing could've prepared them for the worst. The Seven are united once more, as Nico di Angelo, Coach Hedge and Reyna Avila Ramirez-Arellano journeys across Europe to Camp Half-Blood and return the Athena Parthenos, which will hopefully remove the rivalry of...