1.) No person or Clan may exit the system.
2.) No person or Clan may do the Designated Work of another Clan.
3.) Clans may not merge.
4.) Any person that breaks a Primary Law shall be made Outcast.

On the far side of the galaxy, an isolated branch of humanity is trapped in a feudal dystopia. Oder is maintained by a system of oppression, until an orphaned girl and her incorrigible adoptive father sow the seeds of a revolution and unite the clans against a fearsome alien threat.