The crew of the Colorado wait for a goodwill visit from their families, a visit that will soon turn into a nightmare as Marcus must consider the unthinkable once again. Meanwhile, the true reason for the nuclear devastation in Pakistan is revealed.moreless
The islanders and Colarado members celebrate Thanksgiving. The next day, a crew member is accused of raping a islander woman. Grace defends the man to find out the truth and she later reveals about her horrible past to Marcus.moreless
Chaplin and Sam search for the missing key, whileCobb tries to prevent the local drug dealers from selling to the crew. James finds a secret that Chaplin and Sam are hiding, which makes Grace feel left out. Back at home, Christine and Kylie expose a secret that may create a way home for the crew.moreless
When everyone on the island begins hallucinating, they realize someone drugged the water. Chaplin takes command of the Colorado leaving Sam in charge of the island.
Chaplin and Sam meet with the Navy to discuss their future and Grace takes command of the Colorado to fix a broken sensor. At home, Kylie reaches out to a new ally.
Marcus and Sam have been charged with treason against the U.S Government. But they have to deal first with their own crew member who threatens with the grenade. Sam's old friend Paul Wells pay a visit to Christine and later she attacks media regarding her husband.moreless