While Eli and Camille travel to Earth to deal with personal issues, the Destiny crew realizes that Chloe has become possessed by an alien intelligence... and it wants to learn everything about the ship.
Episode number: 2x4 Airdate: Tuesday October 19th, 2010
Eli is walking past the control interface room when he sees a puzzled Chloe. She explains that she apparently sleepwalked and has no idea how she got there. When Eli tries to make conversation, Chloe walks away. He goes to Scott, who admits that he's noticed Chloe's strange behavior as well, and she refused to talk about it. Young comes over and tells Eli to use the communication stones to get back to Earth because his mother is sick...