 Sun wrestles with the thought of telling Jin a newfound secret that she might be pregnant which threatens to upset the entire balance of the survivors  community. Sun recalls her time in South Korea how she couldn t tell Jin that she may not be able to bear children, while carrying on a possible tryst with her English-language tutor. Meanwhile, Locke enlists Ana Lucia to interrogate the prisoner, Henry Gale, in order to extract more information than he, Jack or Sayid could. Whe Henry draws Ana Lucia a map to the location deep in the jungle about a hot-air balloon he arrived in, she, Sayid, and Charlie venture into the jungle to find the balloon. But is Henry Gale telling them the truth?