Quarter blood? What the hell is that?

Now you have all heard of the gods and goddesses of Olympus. Of the demi-gods of Camp Half-Blood. And the mortals that know nothing, but have you heard of a 3/4 god. An almost god, but not quite? Come with me on this exitable journey of the son of Posidon, the daughter of Athena and the son of Zeus and half-blood of Aphrodite!