When Charlie’s vividly surreal dreams lead him to believe Claire’s baby, Aaron, is in danger, Locke suspects Charlie may be using drugs again. More of Charlie’s background story shows his difficult relationship with his heroin addicted brother. Meanwhile, Sawyer encourages Hurley to act on his attraction to Libby.
Sawyer’s wound becomes life-threatening as he, Michael and Jin make their way through the interior of the island with the tail section survivors, Ana-Lucia, Mr. Eko, Bernard, Libby, and flight attendant Cindy. Meanwhile, Shannon is once again haunted by visions of Walt, but she cannot convince a skeptic Sayid that her visions are real. More of Shannon’s background story shows her difficult relationship with her late half-brother Boone and further detailing how her step-mother financially cut her off after the death of their father. Also, Charlie becomes jealous of Locke’s interest in Claire, while Locke learns that Charlie took a heroin stuffed porcelain statue from the Beechwood plane wreck.
Juliet is forced to perform an emergency appendectomy on Jack, Jack’s post-rescue relationship with Kate is revealed, and Sawyer, Claire, and Aaron head back to Jack’s camp with Miles.