Later Hurley bring Jack and Charlie water , he note Charlie doesn 't look well but Jack cover for him saying that he have the flu . Hurley tell him to get better and Charlie look thankful to Jack . He see Locke and ask him for his heroin and Locke give it back . Charlie look at it for a moment before tossing it into the fire , smiling . Locke tell Charlie he 's proud of him and that he always knew he could do it . Charlie and Locke see a moth flying away .