Dave searches for a suitable Lamaze partner so he can be prepared for Maddie's delivery.

Maddie returns home by train. She is still unsure about David and has dreams and nightmares about being married to him on the trip back. On the journey, she meets a systems analyst returning to Los Angeles and they become friends.

Dave is skeptical about the existence of Walter Bishop and bugs Maddie about it as they work on case for a woman who wants to buy off her husband's mistress.

Bert, bored on an all-night stakeout, dreams about how nice it would be to live with Agnes, but her hesitation when he actually asks her hurts his tender ego.