"The aftermath of the hatch and its implosion results with Locke and Desmond safely alive. However, Mr. Eko remains in grave danger with Locke trying to save him. Meanwhile, Claire is stunned to see castaways Paulo and Nikki (guest star Kiele Sanchez) having sex in Jack's tent. Also, Hurley discusses in detail to the camp survivors on what it was like being captured by the Others. Lastly, flashbacks reveal more about Lockes past. Locke also begins to come to terms with his involvement in Boones (guest star Ian Somerhalder) death."
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