Rousseau leaves the ship and steals Aaron, Claire’s baby. Meanwhile, they encounter the smoke monster. Charlie and Sayid head toward the smoke and, along the way, the encounter a plane full of heroin. Charlie takes some and, upon arrival at the beach, they find nobody there except Rousseau and Aaron. Rousseau returns Aaron to the two and says she overhead The Others that they are after “the boy.” On the raft, the group encounters another boat which turns out to be occupied by one group of The Others. They shoot Sawyer and take Walt. They throw an explosive toward the raft and it is blown to pieces. Back on the island, the hatch is finally opened. Several flashbacks again reveal their final hours before departure.