As Shep plans his 35th birthday party, Cameran decides it might be time to get a dog so she can put off having a baby for just a little longer. Meanwhile, Thomas and Kathryn move downtown just as the campaign starts heating up. Despite hoping this will improve their relationship Kathryn starts to realize Thomas' campaign manager has other ideas. And when the gang finally gets together to celebrate at Shep's party things get old school.

After the Founders Ball, Craig comes face-to-face with his boss and finally learns the consequences of his partying ways. Meanwhile, Kathryn resolves to become a different person and put her troubles with Thomas behind her. When Shep and Whitney head to Delaware to spend some quality time with the Conover clan, tensions run high as secrets are revealed and friendships are tested.