Don’t call it a comeback for Wesley Snipes and director Abel Ferrara, they’ve been here for years…

On a two-week leave, Rodney (David Hewlett) invites Dr. Keller (Jewel Staite) back to Earth to attend a scientific presentation by one of his rivals, Malcolm Tunney (Dave Foley)

While trying to hit on a pretty astrobiologist, Sheppard is taken hostage by the Genii leader Koyla, whom he had killed two years ago. Meanwhile, back on Atlantis, Woolsey faces a member of the IOA who wants him removed, and Rodney and Zelenka discover a mysterious device on the ocean floor.