Upcoming Episode info megaSpoilers!!!!!!!! (Dont say I didnt warn you!)
Episode 15: Homecoming
After the missing Claire returns with no recollection of what has happened since before the doomed flight of Oceanic 815, Jack and Locke formulate a plan of defense against her kidnapper, the mysterious Ethan, who threatens to kill off the other survivors unless Claire is returned to him.
Original US Airdate: 09 February 2005
Episode 16: Outlaws
Kate and Sawyer divulge dark secrets to each other while tracking a renegade boar that Sawyer swears is purposely harassing him. Meanwhile, Hurley and Sayid worry that Charlie is losing it after his brush with death, and a shocking, prior connection between Sawyer and Jack is revealed.
Original US Airdate: 16 February 2005
Episode 17: ...In Translation
When the raft the survivors have been building mysteriously burns down, Michael is convinced that Jin is responsible for the sabotage, which only further escalates their rivalry. Meanwhile, Sun stuns her fellow survivors with a surprising revelation, and Boone gives Sayid a warning about Shannon.
Original US Airdate: 23 February 2005
Episode 18: Numbers
(no info for Ep 18 save for the fact that I heard a rumor that Hurley's backstory is finally told!)