Aided by friends Hazel (daughter of Hades) and Frank (son of Mars), Percy leads his team to Alaska where the gods have no power. Unlikely patrons, Juno and Mars, apparently vouched for the demigod to lead a quest to free the death god, Thanatos prevent Alcyoneus’s horde of giants from attacking the Roman camp and then lull Gaea back to slumber. His arrival raised suspicions among the Romans. The monsters seem unable to die and kept coming back.

Percy Jackson, Son of Neptune, finds himself in Camp Jupiter after being chased by Gorgons. Encountering unhelpful gods and popular Greek personalities along the way, the three just arrive in time before the giant Porphyrion gets raised from Tartarus, and finally solve the mystery of who really is Jason Grace. Unknown to both Jason and Leo, Piper wrestles loyalty and betrayal to her friends as she was initially visited in her dreams by Enceladus, who demanded that she deliver Jason Grace in exchange for her father. The three demigods rush into a quest to save Hera. Complicating matters, Hera has been captured by unknown forces bent on waking Gaea, the goddess of the earth. Chiron tells Jason that he should be dead but explains no more. The mystery deepens as the three newcomers get claimed by their respective parent god Piper is the daughter of Aphrodite Leo is the son of Hephaestus and Jason Grace had previously been claimed by Jupiter, Zeus’s Roman persona. Suddenly attacked by monsters which captured their guardian satyr Coach Gleeson, Annabeth arrives to save the three teenagers and transport them to Camp Half-Blood. Unfortunately, he does not recall both of them or where and why is he there in the first place.

Jason Grace finds himself in a field trip to the Grand Canyon with his “girlfriend” Piper McLean and “best friend” Leo Valdez.

The lost hero son of neptune