Lt. Colonel Cameron Mitchell comes to the SGC to be the newest member of SG-1, but he soon learns from General Hank Landry, O'Neill's successor, that the team has disbanded. However, when Vala arrives on Earth with a tablet that supposedly tells the location of an Ancient treasure, Daniel cannot help but be intrigued.

Stargate Command encounters missionaries for a race of "gods" known as the Ori, who have zero tolerance for disbelievers.