Chuck (Ed Westwick) and Blair (Leighton Meester) decide it's in both their best interests to put the past behind them and end their vindictive games. Nate (Chace Crawford) confronts Juliet (guest star Katie Cassidy) after discovering a secret she has been keeping from everyone. Dan (Penn Badgley) and Nate realize they both still have feelings for Serena (Blake Lively).