The SGC has come under attack from Anubis, who has a device that can use one Stargate to destroy another. With a wormhole dialed in to Earth's stargate, the SGC can not contact its off-world allies for help. Meanwhile Teal'c is off-world attending his wife's funeral. Bra'tac and Teal'c search for the planet Anubis is attacking Earth from and prepare to go into battle against him.