When Shannon begins having an asthma attack, Boone is convinced that Sawyer has stolen her medication, as he's stolen from most of the other survivors. Boone confronts Sawyer, but he refuses to give up the medication. As Kate's way to deal with this situation doesn't work, Sayid and Jack decide to take things into their own hands by torturing Sawyer. Sawyer's background story is revealed; showing him, his real name, and the reason why be became a con artist and where he got hatred of mankind.