 After discovering a sailboat offshore with the delirious Desmond aboard, Jack and Sayid come up with a plan to confront "The Others" and hopefully get Walt back. Desmond s background story is revealed how he came up on the island and how he landed in the hatch. While Michael leads Jack, Kate, Hurley and Sawyer into the jungle to be captured by the Others, Sayid, Jin and Sun sail on Desmond s sailboat to help them. Meanwhile, Eko and Locke come to blows as Locke makes a potentially cataclysmic decision regarding the "button" and the hatch, leaving Eko and Charlie to try to stop Locke from not fulfilling his duty to continue to push the computer button.