The thirteen Royals

The royals of the planet Avalace are tasked with the unrewarding task of keeping the peace between the thirteen empires and all its peoples, failure to do so leads to harsh punishments for the thirteen unfortunate souls unwillingly chosen to rule It is said the goddess Fiorre chose these souls to safe guard her siblings empires in their absence, but why would one so kind and beloved bestow such a cruel and thankless task on the unwilling.