Stardate: 46424.1 The self-aware holocharacter, Sherlock Holmes' arch-nemesis Professor Moriarty, created in season 2's Elementary, Dear Data (02x03), reappears on the holodeck when Lt. Barclay performs a diagnostic check. Moriarty is able to take control of the Enterprise, and demands that the love of his life, Countess Regina Barthalomew, be given the same cognisance he has been given. However, is this really his true goal?

As Vivian's delivery date approaches, the family fantasizes about what the baby will mean to each of them: Ashley feels all but invisible, Geoffrey feels overwhelmed by the family's demands, and Vivian feels like she's having triplets.

One day, Mitch is surprised to see Guido in his tower. Guido tells him that he has started a new business called "Windows by Guido". Then Guido sees a paraglider in trouble and the paraglider crash-land into the water. Mitch, Stephanie, Matt, Summer and C.J. rescue her.