Plot summary
While on the run from Mars, Kate is taken in by a farmer, but he discovers her identity and tries to turn her in. She crashes his car but stops to save him from the wreckage, getting her captured by Mars. In the present, Jack discovers her mugshot and refuses to euthanize a dying Mars. Sawyer shoots him but misses his heart, forcing Jack to kill him. Kate offers to tell Jack why she was in custody, but he rebuffs her, stating that the island can be a new start for all of them.
The enigmatic John Locke befriends young Walt Lloyd, who is looking for Vincent, his dog. His father Michael Dawson looks for Vincent in the jungle and is chased by the monster, while Locke carves a whistle and uses it to call the dog. He gives it to Michael, allowing him to return Vincent to Walt himself.
Credits
Adapted from Wikipedia contributors, Lost season 1. HTML formatting and reference markers removed.