The Son of Neptune is the second installment in Rick Riordan’s series of Olympus Heroes. This series is a continuation of the Percy Jackson series and the Olympus gods – the series about the adventures of Percy Jackson, son of the sea god Poseidon and a mortal mother. With courage, intelligence, humor, and absolute loyalty to friends, Percy Jackson joined with the other demigods to defeat the Titan giants’ attack on New York City, helping them. God successfully defended Mount Olympus. He was trusted by his friends and, along with his girlfriend Annabeth, became the head of Camp Half-Blood – the camp for Greek demigods in the eastern United States.