1. Small Victories The Stargate crew returns to Earth to face and eliminate a replicator bug that made its way onto a Russian submarine. Carter is taken to Thor's home planet to help defeat the replicators for good. 2. The Other Side SG-1 is sent out on a humanitarian mission to help the inhabitants on the planet Euronda. Upon their arrival they find a civilisation devastated by war and a leader desperate to make a deal. 3. Upgrades A Tok'ra representative brings a mysterious armband device to SG-1 which supposedly enables super human powers. O'Neill, Carter, and Daniel volunteer to test the device but realise they are being involved in what could be a suicide mission. 4. Crossroads SG-1 meet with Shan'Auc, a seemingly lost love of Teal'c, who claims to have discovered a method to defeat Goa'uld by learning to communicate with her symbiote.