How will it all end? Before we find out, here's a chance to see how it all began! Out of the blackness, the first thing Jack (Matthew Fox) senses is pain. Then burning sun. A bamboo forest. Smoke. Screams. With a rush comes the horrible awareness that the plane he was on tore apart in mid-air and crashed on a Pacific island. From there it's a blur, as his doctor's instinct kicks in: people need his help. Get ready for Season 6 right here on iTunes by seeing how it all began.

The castaways' spirits are temporarily raised with the discovery of a transceiver in the wreckage; the group discovers handcuffs, a gun and an animal that shouldn't be able to survive in a tropical climate.

Jack and Hurley discover Kate's secret while some survivors fear that the island's mysteries will cause panic.

Survivors are jolted awake in the middle of the night when wild island beasts invade the beach encampment. Kate and Michael join the mysterious Locke on a hunt for food as a shocking secret about Locke is revealed. Meanwhile, some survivors are horrified by Jack's plan for the dead bodies still scattered among the wreckage, and Jack sees someone in the jungle who might not have been on the plane.

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.

Jin and Sun know the truth behind Michael's brutal beating, while the survivors are faced with a dilemma on where to camp when fresh water is discovered.