The team is stranded on a doomed world....

When a Stargate malfunction throws Colonel Cameron Mitchell, Dr. Daniel Jackson, and Colonel Sam Carter back in time, they only have minutes to live. But their rescue, by an unlikely duo--General Jack O'Neill and Vala Mal Doran--is only the beginning of their problems....

The Atlantis team return from the Pegasus Galaxy to investigate a Wraith sighting on Earth. Teaming up with members of SG-1, they soon discover that the Wraith aren't the only monsters stalking human prey....