Lost: 1x09 - Solitary

• Sayid finds a cable running into the ocean; He follows it and gets caught in a booby trap
• Sayid is captured and tortured by Rousseau, a French woman, looking for her child, Alex; She is the one who left the transmission
• She was part of a science team that was shipwrecked during a storm; She says that The Others were "carriers" and that she hears them whisper in the jungle
• Sayid steals Rousseau's map of the island and escapes; He hears crazy jungle whispering
  
• Ethan appears and hunts with Locke and gives Hurley a bag of golf clubs
• Hurley creates a 2-hole golf course, which cheers everyone up
  
• Walt sneaks into the jungle and asks Locke to teach him to throw giant knives into trees
  
• FLASHBACK: Sayid
• Sayid is assigned to interrogate and torture Nadia, a former school-mate; They fall in love
  
• After a month, Nadia still won't talk, so Sayid is ordered to execute her
• Sayid kills a guard and shoots himself in order to stage Nadia's escape