The Son of Neptune Riordan on Percy's birthday, August 18. Nine months after Percy Jackson's defense of Mount Olympus in "The Last Olympian", Percy finds himself alone and on the run from monsters in southern California without his memories. Under the initial guidance of Lupa, the wolf-goddess and protector of ancient Rome, he makes his way toward Camp Jupiter, the Roman demigod training camp and counterpart to the Greek demigods' Camp Half-Blood. Upon arriving, he is attacked by several Gorgons — Stheno and Euryale — and successfully defends a disguised goddess Juno and the camp with the help of the guards on duty. Having
Greek mythology existing literary evidence. Greek mythology has changed over time to accommodate the evolution of their culture, of which mythology, both overtly and in its unspoken assumptions, is an index of the changes. In Greek mythology's surviving literary forms, as found mostly at the end of the progressive changes, it is inherently political, as Gilbert Cuthbertson has argued. The earlier inhabitants of the Balkan Peninsula were an agricultural people who, using Animism, assigned a spirit to every aspect of nature. Eventually, these vague spirits assumed human forms and entered the local mythology as gods. When tribes from the north of the