Eloise explains that the Oceanic 6 have a very limited window to return to the island, and leaves Jack instructions to bring one of his father’s items to John Locke.

Watch "Season 5 Episode 6 : ‘316′"

In order to avoid being killed, Ben promises to offer proof to Sun that Jin is still alive. On the island, Jin meets up with the survivors as Locke reaches The Orchid and fulfills his mission.

Watch "Season 5 Episode 5 : ‘This Place Is Death’"

In Los Angeles, Kate tries to find out who is trying to take Aaron away from her. Back on the island, Locke convinces everyone that they have to go to The Orchid.

Watch "Season 5 Episode 4 : ‘The Little Prince’"

Watch "Season 5 Episode 4 : ‘The Little Prince’ Sneak Peeks"

Desmond goes in search of a woman who could be the key to helping Faraday stop the island’s erratic movements through time.

Watch "Season 5 Episode 3 : ‘Jughead’"

While Ben and Jack try to round the Oceanic 6 up, Sayid and Hurley are on the run from the law. Meanwhile, back on the island, the survivors, still skipping through time, come under attack.

Watch "Season 5 Episode 2 : ‘The Lie’"

As a result of Ben moving the island, the survivors left on the island begin skipping through time. Meanwhile, three years later in Los Angeles, Ben starts convincing the Oceanic 6 to return to the island.

Watch "Season 5 Episode 1 : ‘Because You Left’"

Watch "Season 5 Episode 1 : ‘Because You Left ‘ Sneak Peak"

Ben, Locke, and Hurley go to The Orchid, but Keamy and his men beat them there. Jack and Kate go after the helicopter, and are later joined by Sawyer. Sayid comes back to the island with a rescue boat, and then goes after them too.
Ben tries to escape Keamy’s custody so that he and Locke can follow through with Jacob’s request to move the island. Michael tries to neutralize the explosives on the boat, while the “Oceanic 6″ move closer to rescue.

Watch "Season 4 Episode 12 : ‘ There’s No Place Like Home’"

Locke, Ben, and Hurley continue their search for the cabin so that Locke can talk to Jacob. Back on the boat, Keamy prepares to take off again, this time for a all-out assault on the island.

Watch "Season 4 Episode 11 : ‘Cabin Fever’"

Juliet is forced to perform an emergency appendectomy on Jack, Jack’s post-rescue relationship with Kate is revealed, and Sawyer, Claire, and Aaron head back to Jack’s camp with Miles.

Watch "Season 4 Episode 10 : ‘Something Nice Back Home’"

The team from the ship attacks Locke’s camp looking for Ben, with Alex as a hostage. Meanwhile, the doctor from the ship washes up on shore at Jack’s camp, and Daniel Faraday provides some distressing news to Jack.

Watch "Season 4 Episode 9 : ‘The Shape of Things to Come’"