Craig returns to Charleston determined to prove he's a changed man. Together with his new girlfriend, Craig throws himself a "welcome back" party at his new digs and invites the gang to get back together again. Unfortunately, the feeling isn't mutual as Shep and Craig's bromance is still on the rocks. Meanwhile, Thomas and Kathryn have officially called it quits, with baby #2 on the way their tumultuous romance continues to create a wedge between them and their circle of friends.