Zeus and His first love Metis had a twins, Athena, Athanatos. Athanatos always idolized his father until he ate Metis. Because Athanatos and Athena were so close Zeus wanted to kill Athanatos lusting over his own daughter. . . . . . First of all it's fanfic but first volume meh it's not that long volume. About Athanatos's young age how he got harem from mount Olympus.