Percy Jackson.

Son of the Roman god Neptune otherwise known as the Greek god Poseidon and a mortal woman. Percy is a demigod who has lost his memory and doesn't know what powers he possesses. Percy begins the book lost in a memory fog. He knows that he belongs somewhere, he just isn't sure where. He remembers a girl named Annebeth, his girlfriend, but isn't sure where she is or why they are apart. Percy is lead to Camp Jupiter by the Roman goddess Juno. At the camp, he meets Hazel and Frank. The three of them embark on a quest together to destroy a giant and save Camp Jupiter. By the end of the story, Percy has his powers and his memory back.

Hazel Levasque.

Hazel is a 13-year-old girl whom Percy met as she guarded the tunnel to Camp Jupiter. Hazel is the daughter of an African-American...