Chaos ensues when Ingri and Mathilde's newborn babies are accidentally exchanged in the delivery room. When construction turns off the water in Mathilde's apartment, Ingri asks Mathilde to move into her place, along with her baby.
As new mothers, Ingri and Mathilde must listen to the advice of the nurse, even though they may seem somewhat weird; Ingri struggles to produce breast milk and must try an old-fashioned remedy.