The scene of the picture is dedicated to the history of a woman named Marlo - the mother of three children, who is preparing to give birth to the fourth. In addition, the sick heroine brother decides to present Marlo with another gift to the young nurse Tally. A carefully guarded and quiet girl with a complex character is trained to take care of babies at night. Disgusted by Tally's whims, the mother of many children does not immediately realize how much happiness has been won not only by her numerous children but also by Marlo. However, the extravagance of the young nanny does not prevent the woman from forming a single relationship with her, although at the beginning this task seemed incredibly difficult.