After the missing Claire returns with no recollection of what has happened since before she boarded the doomed Oceanic flight 815, Jack and Locke formulate a plan of defense against…

Jack tends to a severely wounded Boone after Locke returns him to the caves. In the confusion, Locke slips away to deal with his guilt over the crisis. Meanwhile, Claire…

The French woman-Danielle Rousseau-shocks the survivors by showing up to the camp with a dire warning about “the Others” who are on the island, and the black smoke that precedes…

Stripped of everything, the 48 survivors scavenge what they can from the plane for their survival. Some panic. Some pin their hopes on rescue. A few find inner strength they…

Having escaped the “creature” and retrieved the plane transceiver, a group of the survivors travel to higher ground so they can transmit a signal. En route, they receive a mysterious…

Jack and Hurley discover an alarming secret about Kate, as the marshal’s life hangs in the balance and he suffers a lot of pain. Meanwhile Kate, Charlie, Sawyer, Sayid, Boone…

The survivors are jolted awake in the middle of the night when wild island beasts (which are wild boars) invade the beach encampment. Kate and Michael join the mysterious Locke…

Jack is nearly delirious from lack of sleep and struggles to overcome the haunting events that brought him to Australia and, subsequently, to the island. Meanwhile, Boone gets caught in…

Walt and the others are shocked when Michael is brutally beaten, but only the non-English-speaking Jin and Sun know the truth behind the attack. Meanwhile Kate, Jack, Sawyer and Sayid…

Charlie begins a painful journey of withdrawal from drugs, surprisingly aided by Locke, whose true motive for helping Charlie is a mystery. Meanwhile, survivors struggle to find and free Jack…

Sayid’s life is placed in grave danger after he stumbles upon the source of the mysterious French transmission, the woman Danielle Rousseau (guest-star Mira Furlan). She was on the distress…

Claire has a horribly realistic nightmare about her new baby being harmed or kidnapped. Flashbacks reveal Claire’s backstory: the former boyfriend who got her pregnant, then abandoned her, and the…

Jack, Kate and Sawyer fight over possession of a newly discovered locked metal briefcase which might contain insights into Kate’s mysterious past. Meanwhile, Sayid asks a reluctant Shannon to translate…