Sarka and Jakub move into a houseboat and find they have unwelcome company. Ema returns to work and has to entrust Berta to a nanny.

Milan finds out the age of Ema's child and realizes it could be his. Sarka and Jakub's baby-making attempts are thwarted by a houseguest.

Ema collides with Karel's mother, Sofie, over how to celebrate Christmas. Marketa begins to flirt with the well-to-do Richard.