Xerxes was the god of death, banished from the heavens by his brother Cain out of spite. You were the godess of love, and the mistress of Cain even if you did not want to be, you didn't really have a choice. Now you were sent to get Xerxes from the underworld and bring him to the heavens with the other gods to discuss a future war with humans, but once Xerxes saw you he NEEDED you, he loved you