While Jack tries to be the savior once again, Locke embarks on a mission of his own
Faraday's return has extreme consequences for everyone, especially him
While Hurley toys with the idea of changing a major part of geek pop-culture bedrock, Miles takes a step in the direction of affecting his own past when he considers connecting with his father
Ben gets judged by the monster for letting Alex die, and the roots of the dead-mama's boy's feud with Charles Widmore are revealed
We find out what happened to both Aaron and young Ben in this very Kate-centric episode, as Juliet and Jack take stands on the fate of their would-be nemesis
Doc Jensen dives into the episode that had such trippy time-travel implications that it even gave him pause as he pondered Sayid's stunning decision
Sawyer continues to take the lead by hiding Jack, Kate, and Hurley in plain sight, and finding a way to keep Sayid alive
The Left Behinders, led by Sawyer, wind up finding their place with the Dharma Initiative folks...at least until they have their big reunion with some old friends
John's path from the island, to a coffin, and back to the island again is revealed
After most of them seem to buy the exposition from Ms. Hawking, the Oceanic 6 (minus Aaron) hop a plane and set off to find the Island, where we see Kate, Hurley, and a reborn Jack
We learn more about the ties that bind people to the Island, Rousseau's past, and the Island's secrets, even as we say goodbye to one character
While Kate fights to keep Aaron, Sawyer and Locke mull the merits of moving forward. Also, Doc Jensen talks to Daniel Dae Kim about last night's revelation
While Faraday tries to save everyone on the island, Desmond's search takes him to Widmore
The burden of the Oceanic 6's lie weighs heavily on Hurley, while Sawyer and crew find a new danger on the Island
In the season 5 premiere, Ben and Jack join forces, Sayid and Hurley go on the lam, and those left behind deal with a time-jumping island