When Jin learns that Michael has gone off to search for Walt, Jin attempts to join the search party, but Sun forbids him to leave her again. Later, Jin grows concerned for his wife when she falls victim to a failed kidnap attempt. Jack and Jin intend to exact revenge on the Others, only for Sawyer to reveal that they had fallen for his long con. Still worried, Jin forbids Sun from tending to her garden, tearing it up in the process. Later, Jin realizes how much he needs her, and attempts to repair the garden. It is then that Sun informs him of her pregnancy, and that it was he who is infertile. Jin considers this a miracle and rejoices. Jin later volunteers to help Bernard build a giant S.O.S. sign in the beach. He is the last person remaining when he decides to quit.