 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.