Ep 17. Letters from Pegasus

The episode "Letters from Pegasus" of Stargate Atlantis follows the expedition team as they receive a surprising message from Dr. Weir's predecessor, Dr. Sumner, who was presumed dead after their initial mission. The message reveals that Dr. Sumner is alive and being held captive on a far-off planet by the Wraith, the team's most formidable enemy.

With this new information, the team sets out on a rescue mission to save Dr. Sumner. Along the way, they encounter a new alien species who are being threatened by the Wraith and join forces with them to increase their chances of success. Meanwhile, Dr. McKay is tasked with trying to establish a method of communication with the Wraith to negotiate Dr. Sumner's release.

As the mission progresses, tensions rise and the team faces numerous challenges, including sabotage and betrayal from unexpected sources. The fate of Dr. Sumner and possibly even the entire expedition team rests on their success in this dangerous rescue mission.

"Letters from Pegasus" is a captivating episode that combines action, suspense, and a touch of emotional depth. It further develops the characters and relationships within the team and introduces new elements to the overall storyline. It's a must-watch for fans of the series who enjoy high-stakes missions and unexpected twists.