As the Cohens prepare for Kirsten's 40th birthday party, Kirsten accepts her life is about to change forever when she discovers she is pregnant. Meanwhile, Julie Cooper is having a affair that Kaitlin does all she can to stop. While Ryan acts like he does not miss Taylor, Taylor visits a therapist, who gives her some rules to live by. After their plan to save Newport's groundhog goes awry, Che finally discovers that Seth is not his soulmate, and Sandy and Kirsten have surprises for each other.