After Season 5’s explosive finish, everything is up in the air for the survivors of flight 815. No one knows what — or who — the future will hold. Will Juliet’s sacrifice to save her friends work? Can Kate choose, once and for all, between Jack and Sawyer? Will Sun and Jin be reunited? Is it too late to save Claire? Whatever awaits everyone on the island, one thing is for certain — the moment of truth has arrived.

First aired: 2010-02-02