When both Nikki and Paulo apparently die, the rest of the castaways try to figure out what happened to them. In the course of the investigation, the truth about Sun’s “kidnapping” comes to light. Flashbacks show what Nikki and Paulo were doing before the crash and why they kept to themselves afterwards.
The ex-Marine that saved House’s life, in a dream he had, is admitted in the hospital with symptoms resembling Gulf War Syndrome. While House is busy dealing with his own health issues, and Chase and Cameron are too busy with each other, the ex-Marine gets worse.
The day has finally come for Sara’s trial.
Michael is determined to stop T-Bag’s reign of terror.
Bellick is money hungry and will do whatever it takes to hunt down T-Bag. Kellerman decides his fate while Lincoln and Mahone square off.
When Kate and Locke arrive at the Others’ camp, Ben promises to tell Locke the island’s secrets as long as he stops his destructive plan, and Kate’s reunion with Jack doesn’t go very well when she learns that the Others have offered him a deal. More of Locke’s troubled past is revealed.
Clark and Chloe find an escaped Zoner named Titan who is the star of a secret fight club that puts its death battles on the internet. Lois can tell that there is a story and goes to investigate, where she is put in the ring to fight. Clark goes in as a super-powered fighter to [...]
Sara sacrifices herself for the safety of Michael so the brothers can get on with their final plan to attain freedom, but their plan gets ’shipwrecked’. Meanwhile, Bellick blackmails Sucre to partner up as T-Bag’s streak of murder continues to the south of the border.
Clark has second thoughts about Lana marrying Lex, and Lana has the same concerns. Meanwhile, the doctor involved in the secret behind Lana’s pregnancy threatens Lex with his knowledge.
Claire has an idea to send a message to the outside world. Charlie, however, is resistant to the idea, and Desmond tries to sabotage the plan. As Claire tries to get the truth behind their actions out of the pair, she remembers traumatic events from her past. Meanwhile, the rescue party encounters a dangerous obstacle.
On their mission to rescue Jack, Kate, Sayid, and Locke stumble upon a mysterious structure surrounded by farm animals and meet its strange inhabitant. Back at the camp, in order to reclaim his belongings, Sawyer plays in a ping-pong competition.
House encounters a brain-damaged musical prodigy with inexplicable abilities while the team faces serious concerns about House’s own health.
