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
The Sandman: The Kindly Ones convinces herself that Morpheus has killed him and resolves to destroy Morpheus; and finally persuades the Erinyes to do so. In many places, Lyta is depicted as Medusa, and even encounters Medusa's two sisters, Stheno and Euryale. Unbeknownst to Lyta, Daniel is recovered alive and well by Morpheus' servants, the raven Matthew and a restored Corinthian. At length, Morpheus yields to the Erinyes, and the main story ends with Morpheus and his sister Death on a desolate peak with a flock of pigeons; echoing a sequence from one of the series' early high points, "The Sound of her Wings" (issue