With Pantheon High out of commission, Aziza and Yukio must attend Gilgamesh High, home to their greatest rival demigods. But when Yukio is getting beaten up, Ketan--the demigod of bad luck--comes along and offers his help and protection. Will being friends with the bad luck demigod bring Yukio good luck? Meanwhile, Griffin manages to tag along when the Valkyries escort Grace to Valhalla...