Orientation
Michael, Sawyer, and Jin find themselves prisoners after they encounter what they believe to be a group of Others. At the Hatch, the group learns more about their new surroundings but are confused at Desmond's reaction when the strange computer equipment is broken.
More from Season 2
Episode 1
Man of Science, Man of Faith
Jack, Locke and Kate explore the mysterious hatch but Jack decides to wait before going down into the hatch. Kate and Locke aren't so patient. When Shannon chases after Vincent the dog, she encounters a familiar face in the jungle.
Episode 2
Adrift
With the abduction of Walt fresh on their minds, their raft destroyed, and Jin missing, Michael and Sawyer fight for their lives in the middle of nowhere in the ocean and discover a new predator in the roiling sea. Meanwhile on land, Locke must descend into the hatch when Kate goes missing inside. Also, Jack isn't too far behind Locke as he decides to go into the hatch as well later on. Lastly, flashbacks reveal more of Michael's troubled relationship with ex-lover Susan and their baby son Walt as they fight over custody for Walt and Michael must let go.
Episode 4
Everybody Hates Hugo
Hurley struggles with an assigned task inside the hatch as he flashbacks to disturbing memories in his life before the crash. Meanwhile, Sawyer, Michael and Jin learn the identities of their captors on the island. Claire uncovers a startling piece of information about the fate of the raft.
Episode 5
...And Found
The tail-section survivors trek back to the southern beaches of the Island, but encounter trouble as Michael sets off by himself to find Walt. Meanwhile, at the main camp, Sun is heartbroken as she realizes that she has lost her wedding ring.
Episode 6
Abandoned
Sawyer's wound becomes life-threatening as he, Michael and Jin make their way through the interior of the island with the tail section survivors. Meanwhile, Shannon is once again haunted by visions of Walt.
Episode 7
The Other 48 Days
The harrowing first 48 days in the lives of the tail section survivors are revealed. Flashbacks reveal the point of view of Ana-Lucia, Mr. Eko, Bernard and Libby and other survivors as they landed on the other side of the island on the beach. As the days progress danger hits their camp as well when "The Others" start taking people against their will. As the survivors race inland, trying to stay a step ahead of The Others, they realize that someone among them wasn't on Flight 815.