Bill investigates more of Catherine's findings and thwarts the aliens' deadly plans, but the group finds themselves in danger once again. Meanwhile, a run-in with the aliens ends tragically. Catherine secretly hatches a plan against her captors, but will she abandon Sam?
Genres: Drama , Sci-Fi & Fantasy
Keywords: alien-invasion , army-unit , based-on-novel-or-book , post-apocalyptic-future , scientist , survival , tv-shows-online