- Michael locks Jack and Locke in the armory; Michael takes a gun and goes after Walt
- Jack, Locke, and Sawyer get some guns and go after Michael; Jack tells Kate to stay behind, but she doesn't
- Zeke, the Other who shot Sawyer appears; He tells them to stay out of the Others' territory
- Jack, Locke, and Sawyer discover that they are surrounded by Others
- Zeke exchanges Kate, who has been taken hostage, for their compliance and their guns
- Charlie and Hurley look through records in the hatch; Sun bosses Jin around
- Jack suggests that Ana-Lucia help train 'an army'
- FLASHBACK: Jack
- A patient's hot daughter talked Jack into doing risky surgery on her father
- The patient died in surgery; Jack made out with the daughter
- Jack told his wife, Sarah, about kissing the other woman; Sarah had been having an affair; Sarah decided to leave Jack