The Son of Neptune Who is Jason Grace, son of Jupiter. from Heroes of Olympus, the, Book Two: The Son of Neptune and what is their importance? Asked by bookragstutor on 25 Oct 12:55 Last updated by Jill W on 12 Dec 15:08
Jason Grace is the son of Jupiter and Percy's counterpart in the Greek camp, in the same way that Percy isc ounterpart in the Roman camp.