Stargate Atlantis Season 5 Episode 12: Outsiders

 

Sheppard and his team meet a man and a woman named Sefaris and Novo, two of a group of survivors from the planet Balara who survived the Hoffan plague and are now living with the people Dr. Beckett is helping. However, the Balarans face betrayal by their host village when the Wraith come hunting for them.