While Tom tries to save his marriage, Mike and Susan get engaged. However, Susan's happiness is short-lived when she realizes Gabrielle has stolen her cancelled wedding with Ian. Meanwhile, Edie wants Carlos to move in with her, and she's ready to do anything to make it happen.

Edie is shocked when she receives some news at the gynecologist's office. At the baby shower Bree's friends throw her, Bree's ex-mother-in-law Phyllis discovers her pregnancy is a hoax. Finally, Wisteria Lane welcomes to the street a homosexual couple.

Everything that begins must eventually end. This episode of beginnings and endings walks us both backwards and forwards as we take our final stroll down Wisteria Lane.