Rya'c insists that Teal'c allow him to join in battle, so he can see for himself what the war is all about. Together with Bra'tac, they deduce the planet Anubis is attacking Earth from, and set out to make a strike at his weapon. Meanwhile, on Earth, the efforts continue to find a way of preventing the destruction of the Stargate.

The SGC's study of the Antarctic Gate site reveals a woman buried in the ice.